sophialex1115 sophialex1115

24-07-2020
Mathematics

contestada

37. SHORT RESPONSE To the nearest square
millimeter, what is the surface area of a cone
with the dimensions shown?
20 mm

37 SHORT RESPONSE To the nearest square millimeter what is the surface area of a cone with the dimensions shown 20 mm class=

Respuesta :

valerieulbrich valerieulbrich

24-07-2020

Answer:

3299 mm²

Step-by-step explanation:

A=πr(r+√(h²+r²))

h = 20

r = 21

A = π(21)(21 + √(20²+21²) = 3298.672286

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