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

Answer 1

I think Lateral Area of Cone (Hat is having a shape of Cone Only) is given by:

\[Lateral \; Area = \frac{1}{2} \times \pi \times Diameter \times Slant \; Height\]

Answer 2

Does that work???

Answer 3

one sec

Answer 4

tring to figure out what all to plug in and were

Answer 5

Diameter = 15

Slant Height = 28

\(\pi = 3.14\)

And then divide by 2 at last..

Answer 6

i got 329.7

Answer 7

Calculation mistake..

Answer 8

Tell me the value you got for this:

\[15 \times 28 \times 3.14 = ??\]

Answer 9

1318.8

Answer 10

659.4

Answer 11

Yes now you are right..