Question

What is the Area of
1. Cuboid
2.cone
3.cylinder
4triangle

Answer 1

the area of cuboid is 2h(l+b)

the area of cone πr(r+l)

the area of cylinder 2πrh(2πr square)

the area of triangle is 1/2 b×h

Answer 2

cuboid area is2(l+b)
triangle area 1/2 into base into higher
cylinder area 2(l+b) into height lateral surface area
cone lateral surface area 6a square