Area of Cones

What does lateral mean when asked to find the lateral surface area?

• Means the bases and no sides.
• Means just  the sides.

The radius is ___________ of the diameter?

• one-fourth
• one - half

• 131.95 mm²
• 113.1 mm²
• 62.83 mm²
• 103.67 mm²

• 94.25 ft²
• 219.91 ft²
• 373.85 ft²
• 148.44 ft²

• 103.67 yd²
• 263.89 yd²
• 75.4 yd²
• 150.8 yd²

• 502.65 cm²
• 201.06 cm²
• 150.8 cm²
• 301.59 cm²

What is the shape of the base of a cone?

• Rectangle

• Triangle

• Square

• Circle

What is surface area?

• 1339.73

• 703.36

• 320.78

• 742.42

What is the lateral area?

• 449.88 mi²

• 1704 mi²

• 650.94 mi²

• 899.75 mi²

Find the surface area

• 252.58 yd²

• 163.2 yd²

• 365.68 yd²

• 157.2 yd²