an iron pipe 10 centimetre long has diameter equal to 7cm find the total surface area of the pipe
krrish13o8:
mad
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Ansince it is cylinder
Dia=7cm
Rad =3.5cm
Height=10cm
TSA=2×22/7×r×h
Tsa= 2×22/7×10×3.5=220cm^2
answer 297
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