Question

formula of perimeter and area​

Answer 1

Perimeter of rectangle is 2(l+b)

Aera of rectangle is l*b

Perimeter of square is 4*side

Aera of square is side *side

Answer 2

Answer:

for circle

perimeter= 2πr

area= πr×r

for triangle

perimeter= a×b×c

area= √s (s-a) (s-b) (s-c)

for square

perimeter= 4×side

area= side×side

for rectangle

perimeter= 2(length+breadth)

area= length× breadth