[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-466945-105":59,"doc-detail-466945-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","finding-the-area-of-right-triangles-with-a-grid-466945","Finding the Area of Right Triangles with a Grid","","Worksheets on finding the area of right triangles laid out on a grid. The key rule states that the area of a right triangle equals half the area of the surrounding rectangle. An example demonstrates how to compute the rectangle’s area in square blocks, then take half to get the triangle’s area in square blocks (b2). The materials include nine practice items and a corresponding answer key with final numeric areas.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/finding-the-area-of-right-triangles-with-a-grid-466945/466945/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/finding-the-area-of-right-triangles-with-a-grid-466945/466945.png","ImageObject",300,407,{"name":92,"@type":93},"Oliver","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-30","2026-09-30",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is the rule for finding the area of a right triangle on a grid?","Question",{"text":112,"@type":113},"The area of a right triangle is half the area of the rectangle that would surround it.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"How does the example in the worksheet work?",{"text":117,"@type":113},"First find the surrounding rectangle’s area in blocks, then take half. The example shows a rectangle area of 15 blocks (15 b2), giving a triangle area of 7.5 b2.",{"name":119,"@type":110,"acceptedAnswer":120},"Where can the answers be found?",{"text":121,"@type":113},"An answer key section lists the final area values for items 1 through 9.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},466945,1793040086,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":134,"file_id":135,"file_url":136,"file_type":137,"file_size":138,"view_count":19,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":81,"language":139,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":140,"faqs":141,"seo_title":142,"seo_description":67,"update_tm":143,"read_time":39},8796095461610,"https://ap-avatar.wpscdn.com/davatar_276721f389ce27ea32af1340a28f341c","Finding the Area of Right Triangles with a Grid  \nName:  \n\n| \u003Cbr>Find the area of each triangle in blocks (b).\u003Cbr>The area of a right triangle is half the area of the rectangle that would surround it.\u003Cbr>\u003Cbr>3\u003Cbr>\u003Cbr>\u003Cbr>\u003Cbr>5\u003Cbr>\u003Cbr>In this example, the surrounding rectangle would have an area of 15 blocks\u003Cbr>(15 b2) .\u003Cbr>\u003Cbr>5\u003Cbr>Half of 15 is 7.5 This right triangle has an\u003Cbr>area of 7.5 b2.\u003Cbr>1)\u003Cbr>4)\u003Cbr>7)\u003Cbr>\u003Cbr>2)\u003Cbr>5)\u003Cbr>8)\u003Cbr>\u003Cbr>3)\u003Cbr>6)\u003Cbr>9)\u003Cbr>| Answers\u003Cbr>1.  \u003Cbr>2.  \u003Cbr>3.  \u003Cbr>4.  \u003Cbr>5.  \u003Cbr>6.  \u003Cbr>7.  \u003Cbr>8.  \u003Cbr>9.   |\n| --- | --- |\n\n[Math](Math www.CommonCoreSheets.com 4 1-9)[ www.CommonCoreSheets.com](Math www.CommonCoreSheets.com 4 1-9)[ 4](Math www.CommonCoreSheets.com 4 1-9)[ 1-9](Math www.CommonCoreSheets.com 4 1-9) 89 78 67 56 44 33 22 11 0  \n\n|  |  |  |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- |\n\nFinding the Area of Right Triangles with a Grid  \nName: Answer Key  \n\n| \u003Cbr>Find the area of each triangle in blocks (b).\u003Cbr>The area of a right triangle is half the area of the rectangle that would surround it.\u003Cbr>\u003Cbr>3\u003Cbr>\u003Cbr>\u003Cbr>\u003Cbr>5\u003Cbr>\u003Cbr>In this example, the surrounding rectangle would have an area of 15 blocks\u003Cbr>(15 b2) .\u003Cbr>\u003Cbr>5\u003Cbr>Half of 15 is 7.5 This right triangle has an\u003Cbr>area of 7.5 b2.\u003Cbr>1)\u003Cbr>4)\u003Cbr>7)\u003Cbr>\u003Cbr>2)\u003Cbr>5)\u003Cbr>8)\u003Cbr>\u003Cbr>3)\u003Cbr>6)\u003Cbr>9)\u003Cbr>| Answers 1.  13.5  2.  10  3.  20  4.  10  5.  15  6.  22.5  7.  8  8.  15  9.  4  |\n| --- | --- |\n\n[Math](Math www.CommonCoreSheets.com 4 1-9)[ www.CommonCoreSheets.com](Math www.CommonCoreSheets.com 4 1-9)[ 4](Math www.CommonCoreSheets.com 4 1-9)[ 1-9](Math www.CommonCoreSheets.com 4 1-9) 89 78 67 56 44 33 22 11 0  \n\n|  |  |  |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- |\n\nFinding the Area of Right Triangles with a Grid  \nName:  \n\n| \u003Cbr>Find the area of each triangle in blocks (b).\u003Cbr>The area of a right triangle is half the area of the rectangle that would surround it.\u003Cbr>\u003Cbr>3\u003Cbr>\u003Cbr>\u003Cbr>\u003Cbr>5\u003Cbr>\u003Cbr>In this example, the surrounding rectangle would have an area of 15 blocks\u003Cbr>(15 b2) .\u003Cbr>\u003Cbr>5\u003Cbr>Half of 15 is 7.5 This right triangle has an\u003Cbr>area of 7.5 b2.\u003Cbr>\u003Cbr>10 15 20 10\u003Cbr>22.5 13.5\u003Cbr>1)\u003Cbr>\u003Cbr>2)\u003Cbr>\u003Cbr>3)\u003Cbr>\u003Cbr>4)\u003Cbr>\u003Cbr>5)\u003Cbr>\u003Cbr>6)\u003Cbr>| Answers\u003Cbr>1.  \u003Cbr>2.  \u003Cbr>3.  \u003Cbr>4.  \u003Cbr>5.  \u003Cbr>6.   |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- |\n| 1-6 | 83 | 67 | 50 | 33 | 17 | 0 |\n\nMath  \nModified  \n[www.CommonCoreSheets.com](www.CommonCoreSheets.com)  \n4","cbCaiktlM2OcAgEb","https://ap.wps.com/l/cbCaiktlM2OcAgEb","pdf",52912,"English","# Find the Area of Right Triangles\n## Area Rule (Half of Surrounding Rectangle)\n## Example Using Rectangle Area\n## Practice Problems and Answer Key","[{\"question\":\"What is the rule for finding the area of a right triangle on a grid?\",\"answer\":\"The area of a right triangle is half the area of the rectangle that would surround it.\"},{\"question\":\"How does the example in the worksheet work?\",\"answer\":\"First find the surrounding rectangle’s area in blocks, then take half. The example shows a rectangle area of 15 blocks (15 b2), giving a triangle area of 7.5 b2.\"},{\"question\":\"Where can the answers be found?\",\"answer\":\"An answer key section lists the final area values for items 1 through 9.\"}]","Finding the Area of Right Triangles with a Grid | PDF",1790772084]