ABC is a right angled triangle at A and AD is perpendicular to BC. If BC=17cm and AC =15cm,find the area of triangle ABC
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1
Answer:
don't focus on the point D
and applying the formula area of the triangle = 1/2 * base * perpendicular
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8
Answer:
hypotenuse =17
base=15
height=?
hypotenuse²=base²+height²
289=225+height²
64=height²
height=8
area =base×height/2
= 15×8/2
=60cm²
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