Question

Find the area of given shape .triangle 90°one side 5cm nd 2nd side 3.2 cm
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Answer 1

Answer:

$as \: the \: given \: question \: says$

$\frac{1}{2} \times a \times b$

$substituting$

$\frac{1}{2} \times 5 \times 3 .2$

$= 2.5 \times 3.2$

$= 8$