Grace is making party hats for her upcoming birthday party. A single hat has a diameter of 15 centimeters and a slant height of 28 centimeters. What is the lateral area of each party hat?
836.45 cm2

659.73 cm2

2,026.33 cm2

1,319.47 cm2

Question

Grace is making party hats for her upcoming birthday party. A single hat has a diameter of 15 centimeters and a slant height of 28 centimeters. What is the lateral area of each party hat? 
836.45 cm2

659.73 cm2

2,026.33 cm2

1,319.47 cm2

ash2326 · Answer

@christinacoe72 do you know how to find lateral surface area of a cone?

anonymous · Answer

pi times raduis times slant

ash2326 · Answer

Good. 
radius= diameter/2
Now try to find the lateral area