Question

please solve this question
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Answer 1

hypotenuse is 5 by pythagores theorem

now perimeter of triangle=5+4+3=12cm

Answer 2

volume = pie×rl

$\pi$

by applying pythagorus theorem ,we get:

l=5 r=3.5/2

substitute the values in the formula

22/7×3.5/2×5

=27.5

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