12.3-12.5

Question 1

Surface area of a regular Pyramid

Answer 1

S= B + 1/2 Pl

Question 2

Surface area of a right cone

Answer 2

S= pi r2 + pi r l

l is the slant height

Question 3

Volume of a Pyramid

Answer 3

V= 1/3 B h

B is area of base, h is height

Question 4

Volume of a cone

Answer 4

V= 1/3 B h

B is the area of base, h is height