Question

Plz plz answer this

Answer 1

Answer:

curved surface area of cone = pi r l

550 = r 25 ×22/7

(550×7)/(22×25) e=r

r = 7

(ii) l^2=r^2+h^2

h^2=625-49

h^2=576

h=24m

(iii)

TSA= pi * r(l+r)

TSA= 22/7(25+7)

TSA= 100.5714285714m^2

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