Question

find the Area of perimeter of an isoceles triangle whose base is 8 cm and altitude is 5 cm
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Answer 1

1/2 × 8 × 5

= 20

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Answer 2

$area \: of \: the \: triangle = 1 \div 2 \times b \times h \\ \: \: = 1 \div 2 \times 8 \ \times 5 \\ = 20 \: cm ^{2}$

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