ACTIVITY 1. The volume V of a pyramid varies jointly as its height h and the area A of its base. A pyramid with a height of 12 feet and a base with area of 20square feet have a volume of 80 cubic feet. Find the volume of a pyramid with a height of 17 feet and a base with an area of 27 square feet. 2. The volume (V) of a circular disc varies jointly as its thickness (t) and the square of the radius (r) of its face. The volume of a certain disc with radius 3 cm and thickness 4 cm is 24 cm³ . Find the thickness if its volume is 75 cm³ and the radius = 5 cm. 711 XTREME

Question

ACTIVITY 1. The volume V of a pyramid varies jointly as its height h and the area A of its base. A pyramid with a height of 12 feet and a base with area of 20square feet have a volume of 80 cubic feet. Find the volume of a pyramid with a height of 17 feet and a base with an area of 27 square feet. 2. The volume (V) of a circular disc varies jointly as its thickness (t) and the square of the radius (r) of its face. The volume of a certain disc with radius 3 cm and thickness 4 cm is 24 cm³ . Find the thickness if its volume is 75 cm³ and the radius = 5 cm. 711 XTREME​

stacynaces · Answer

The volume of the pyramid is 153 cubic feet.

Answer (1)

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