Triangle ABC is right angled at A. AD is perpendicular to BC . If AB Is 5cm , BC Is 13cm and AC is 12cm find the area of Triangle ABC
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According to Pythagoras theorem,
AB ²+AC ²=BC ²
AB ²+12 ²= 13 ²
AB ²+144=169
AB ²=169-144
AB ²=25
AB=5
Now for area of tri ABC
Area=0.5 X base X height
Area=0.5 X 12 X 5
Area= 30cm ²
Hope this helps
Please mark as brainliest
AB ²+AC ²=BC ²
AB ²+12 ²= 13 ²
AB ²+144=169
AB ²=169-144
AB ²=25
AB=5
Now for area of tri ABC
Area=0.5 X base X height
Area=0.5 X 12 X 5
Area= 30cm ²
Hope this helps
Please mark as brainliest
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