Question

the radius of upper face bucket is 21cm what is its
circumference of top
diameter of top
curved surface area​

Answer 1

Answer:

132cm, 42cm, INVALID

Step-by-step explanation:

$2\pi \: r \\ 2 \times \frac{22}{7} \times 21cm \\ 2 \times 22 \times 3cm \\ 132cm$

$diameter = 21 \times 2 = 42cm$

Circles don't have CSA. YOU NEED TO GIVE THE REQUIRED INFORMATION.

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