X = A.1 B.3 C.7 Picture Provided Below

asked Apr 10, 2021 54.8k views

4 votes

X =

A.1

B.3

C.7

Picture Provided Below

3.3k points

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4 votes

Answer:

B 3

Explanation:

We can use the secant-secant formula:

(whole secant) x (external part) = (whole secant) x (external part)

9 * 4 = 12 *x

36 = 12x

Divide each side by 12

36/12 =12x/12

3 =x

RobbiewOnline answered Apr 15, 2021

3.2k points

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