Areas And Volumes

Question 1

Area of a sector in radians

Answer 1

1/2 (rad) r^2

Question 2

Arc length of a sector in radians

Answer 2

(Rad) r

Question 3

Area of a segment in a sector in radians

Answer 3

1/2 r^2 (rad- sin(rad))

Question 4

Surface area of a sphere

Answer 4

4(pi) r^2

Question 5

Volume of a sphere

Answer 5

4/3 (pi) r^3

Question 6

Surface area of a cylinder

Answer 6

2(Pi)rh + 2(pi)r^2

Question 7

Volume of cylinder

Answer 7

(Pi) r^2 h