Pyramids, Cones, and Spheres - Volume and Surface Area

What is the formula for finding the surface area of a cone?

• SA = πr²+πrl
• SA = ¹∕₃πr²h
• SA = πr²+πdh

Find the surface area of the pyramid.

• 15m²
• 16m²
• 18m²
• 20m²

Find the surface area of the cone. Leave your answer in terms of pi.

• 12π m²

• 16π m²

• 24π m²

• 8π m²

Find the surface area

• 128.1 yd sq
• 511.8 yd sq
• 365.5 yd sq
• 493 yd sq

What does B stand for in the volume formula?

• Area

• Area of the Base

• Base Shape

• Barnacle

What is the Shape of the base for this figure?

• Hexagon

• Pentagon

• Heptagon

• Triangle

Which Formula do you use for the Volume of a Cone?

• V = B x H

• SA = 2 x B + P x H

• 
• 

Which formula do you use to find the area of the base for this figure?

• 
• 
• 
• B = L x W

Which formula do you use to find the Volume of a Sphere?

• 
• 
• 
• V = B x H

What's the 'Trick' in this problem?

• Converting Units

• Diameter needs to be halved to find radius

• Pythagorean Theorem necessary to find Height

• Need to split the shape into two figures