Formulas
What is the formula for volume of a cone?
V=1/3πr^2
What is the volume of a cone with a height of 8 in and a radius of 2 in
33. 51 in
What is the only 3-D figure that has no vertices or points?
a) Cylinder
b) Pyramid
c) Sphere
d) Cube
c) Sphere
If a cylinder has a radius of 22.5 inches, and a height of 3.2 inches, what is the volume of the cylinder? (round to nearest hundredth)
5,089.38 inches cubed
What is the surface of a sphere if the radius is 4.2 cm? (round to nearest hundredth if necessary)
310.34 cm squared
What volume formula is this: 1/3πrh
a) Cone
b) Surface Area of a Sphere
c) Triangular Prism
d) Rectangular prism
a) Cone
If a cylinder has a diameter of 23.5 cm and a height of 6 cm, and is combined with a sphere, the volume of the new shape is 3507.2 cm. What is the radius of the sphere?
6 cm
If a triangular pyramid has a volume of 450 millimeters and a base area of 20 millimeters, what are the possible base height's and base's of the shape?
a) 12 & 6
b) 5 & 8
c) 2 & 7
d) 10 & 4
b) & d)