Question

Write the formula of area of the following .
a) Triangle b) circle c) semicircle d) square
e)rectangle

Write the formula of perimeter of the following .
b) Triangle b) circle c) semicircle d) square e) rectangle​

Answer 1

Answer:

a) 1/2(base)(height).

b) πr^2.

c) (πr^2)/2.

d) side sq

e) length*breadth

Answer 2

b)2πr²

c) πr²

d)side×side

e)l×b

......hey sorry ..I don't know the area of triangle ..❤❤

b)2πr

c)πr

d)4×side

e)2(l+b)..

...hey sorry...I don't know the perimeter of triangle...❤❤❤

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