Year 10 Volume And Surface Area

Question 1

Surface area of a cone

Answer 1

(πr²) + (πrl)
(Base) + (curved surface area)
l = slant edge

Question 2

Volume of a cone

Answer 2

⅓πr²h

Question 3

Volume of a pyramid

Answer 3

⅓ x base area x perpendicular height

Question 4

Surface area of a square base pyramid

Answer 4

Area of base + ½ x perimeter of base x slant height