Please help will mark brainliest

2πr = 2 x π x r

= 2 x π x 12

= 24πin

1

step-by-step explanation:

it's the only multiple of both and the least

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it