{"id":309,"date":"2022-04-08T05:47:51","date_gmt":"2022-04-08T05:47:51","guid":{"rendered":"http:\/\/6thclass.deltapublications.in\/?page_id=309"},"modified":"2024-09-18T05:24:07","modified_gmt":"2024-09-18T05:24:07","slug":"s-10-find-the-unknown-angle-in-triangles-and-quadrilaterals","status":"publish","type":"page","link":"https:\/\/6thclass.deltapublications.in\/index.php\/s-10-find-the-unknown-angle-in-triangles-and-quadrilaterals\/","title":{"rendered":"S.10 Find the unknown angle in triangles and quadrilaterals"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-text-align-center has-text-color\" style=\"color:#00056d;text-transform:uppercase\"><strong> Find the unknown angle in triangles and quadrilaterals<\/strong><\/h2>\n\n\n\n<p class=\"has-text-color has-link-color has-huge-font-size wp-elements-8550df6181cd5d83aa7a08ef336a4ca1\" style=\"color:#74008b\">Key Notes :<\/p>\n\n\n\n<p class=\"has-large-font-size\">\ud83d\udd2e The sum of the angles in a quadrilateral is always 360\u00b0.<\/p>\n\n\n\n<p class=\"has-large-font-size\">\ud83d\udd2e The sum of the angles in a triangle is always 180\u00b0.<\/p>\n\n\n\n<p class=\"has-text-align-center has-text-color has-large-font-size\" style=\"color:#105000\"><strong>Learn with an example<\/strong><\/p>\n\n\n\n<div class=\"wp-block-group has-background has-large-font-size\" style=\"background-color:#dec8e9\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group has-background-background-color has-background\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"has-text-color has-link-color wp-elements-bb200812d7a37e64d1bf9654339c83bd\" style=\"color:#b00012\"><strong>\u2708\ufe0f What is the measure of the missing angle?<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"500\" src=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/02\/Untitled_design-removebg-preview.png\" alt=\"\" class=\"wp-image-4208\" style=\"aspect-ratio:0.6005361930294906;width:244px;height:auto\" srcset=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/02\/Untitled_design-removebg-preview.png 300w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/02\/Untitled_design-removebg-preview-180x300.png 180w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/figure><\/div><\/div><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The sum of the four angles must be 360\u00b0. The three angles you know measure 39\u00b0, 116\u00b0, and 64\u00b0.<\/li>\n\n\n\n<li>Write an equation and find the measure of the unknown angle.<\/li>\n\n\n\n<li>39\u00b0 +116\u00b0 + 64\u00b0 + ? = 360\u00b0<\/li>\n\n\n\n<li>219\u00b0 + ? = 360\u00b0<\/li>\n\n\n\n<li>? = 360\u00b0 \u2212 219\u00b0<\/li>\n\n\n\n<li>? = 141\u00b0<\/li>\n\n\n\n<li>The measure of the missing angle is 141\u00b0.<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group has-background has-large-font-size\" style=\"background-color:#b9fae2\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group has-background-background-color has-background\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"has-text-color has-link-color wp-elements-bb200812d7a37e64d1bf9654339c83bd\" style=\"color:#b00012\"><strong>\u2708\ufe0f What is the measure of the missing angle?<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-69.png\" alt=\"\" class=\"wp-image-9865\" style=\"aspect-ratio:0.6264775413711584;width:288px;height:auto\" srcset=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-69.png 500w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-69-300x300.png 300w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-69-150x150.png 150w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-69-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div><\/div><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The sum of the three angles must be 180\u00b0. The two angles you know measure 90\u00b0 and 36\u00b0.<\/li>\n\n\n\n<li>Write an equation and find the measure of the unknown angle.<\/li>\n\n\n\n<li>90\u00b0 +36\u00b0 + ? = 180\u00b0<\/li>\n\n\n\n<li>126\u00b0 + ? = 180\u00b0<\/li>\n\n\n\n<li>? = 180\u00b0 \u2212 126\u00b0<\/li>\n\n\n\n<li>? = 54\u00b0<\/li>\n\n\n\n<li>The measure of the missing angle is 54\u00b0.<\/li>\n<\/ul>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-group\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group has-background has-large-font-size\" style=\"background-color:#b5b4e5\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<div class=\"wp-block-group has-background-background-color has-background\"><div class=\"wp-block-group__inner-container is-layout-flow wp-block-group-is-layout-flow\">\n<p class=\"has-text-color has-link-color wp-elements-bb200812d7a37e64d1bf9654339c83bd\" style=\"color:#b00012\"><strong>\u2708\ufe0f What is the measure of the missing angle?<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-70.png\" alt=\"\" class=\"wp-image-9866\" style=\"width:406px;height:auto\" srcset=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-70.png 500w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-70-300x300.png 300w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-70-150x150.png 150w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2024\/01\/Untitled-design-70-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure><\/div><\/div><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The sum of the four angles must be 360\u00b0. The three angles you know measure 150\u00b0, 60\u00b0, and 56\u00b0.<\/li>\n\n\n\n<li>Write an equation and find the measure of the unknown angle.<\/li>\n\n\n\n<li>150\u00b0 + 60\u00b0 + 56\u00b0 + ? = 360\u00b0<\/li>\n\n\n\n<li>266\u00b0 + ? = 360\u00b0<\/li>\n\n\n\n<li>? = 360\u00b0 \u2212 266\u00b0<\/li>\n\n\n\n<li>? = 94\u00b0<\/li>\n\n\n\n<li>The measure of the missing angle is 94\u00b0.<\/li>\n<\/ul>\n<\/div><\/div>\n<\/div><\/div>\n\n\n\n<p class=\"has-text-color has-large-font-size\" style=\"color:#d90000\">Let&#8217;s practice!\ud83d\udd8a\ufe0f<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/wordwall.net\/play\/78187\/388\/694\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-97.png\" alt=\"\" class=\"wp-image-5728\" srcset=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-97.png 500w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-97-300x300.png 300w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-97-150x150.png 150w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-3-97-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/wordwall.net\/play\/77976\/147\/277\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"500\" src=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-99.png\" alt=\"\" class=\"wp-image-5729\" srcset=\"https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-99.png 500w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-99-300x300.png 300w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-99-150x150.png 150w, https:\/\/6thclass.deltapublications.in\/wp-content\/uploads\/2023\/04\/Worksheet-1-1-2-99-400x400.png 400w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/a><\/figure>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Find the unknown angle in triangles and quadrilaterals Key Notes : \ud83d\udd2e The sum of the angles in a quadrilateral is always 360\u00b0. \ud83d\udd2e The sum of the angles in a triangle is always 180\u00b0. Learn with an example \u2708\ufe0f What is the measure of the missing angle? \u2708\ufe0f What is the measure of the<a class=\"more-link\" href=\"https:\/\/6thclass.deltapublications.in\/index.php\/s-10-find-the-unknown-angle-in-triangles-and-quadrilaterals\/\">Continue reading <span class=\"screen-reader-text\">&#8220;S.10 Find the unknown angle in triangles and quadrilaterals&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-309","page","type-page","status-publish","hentry","entry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/309","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/comments?post=309"}],"version-history":[{"count":9,"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/309\/revisions"}],"predecessor-version":[{"id":13718,"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/pages\/309\/revisions\/13718"}],"wp:attachment":[{"href":"https:\/\/6thclass.deltapublications.in\/index.php\/wp-json\/wp\/v2\/media?parent=309"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}