Respuesta :

meehannola

Answer:

about 254.16

Step-by-step explanation:

A=πr(r+h2+r2)

TheLazyNobita

Answer:

l² = h² + r²

l² = 10² + 5²

l² = 125

l = 5√5

Surface area = πr(r + l)

Area = 22/7 × 5 (5 + 5√5)

Area = 550/7 × (1 + √5)