1.

A cylindrical has capacity of 3080cmcube if it's depth is 20cm find it's diameter​

Answer» ONG>Step-by-step explanation:

Vol of a cylinder= πr²h

3080cm³= 22/7 × r²× 20cm

280cm²×7= 2×r²×20

r²= 280cm²×7/40

r= √7cm²×7

= 7CM



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