danahash1m danahash1m

25-05-2022
Mathematics

contestada

find the vertical height of a cone if the radius is 4 cm and the curved surface area is 60 cm

Respuesta :

Аноним Аноним

25-05-2022

Answer:

2.65 cm

Step-by-step explanation:

Applied Formula :

Curved Surface Area = πrl

Solving :

60 = 3.14 x 4 x l
l x 12.56 = 60
l = 4.8 cm

h² = l² - r²
h² = (4.8)² - (4)²
h = √23.04 - 16
h = √7.04
h = 2.65 cm

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