Solve for X. 21 14 X 42 x = [?] Enter the number that belongs in the green box.

asked Apr 23, 2023 23.2k views

24 votes

Solve for X.

21
14
X

42
x = [?]
Enter the number that belongs in the green box.

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12 votes

Answer:

x = 28

Explanation:

By Triangle Proportionality Theorem,
14/x = 21/42
14 * 42/21 = x
x = 28

Sirex answered Apr 27, 2023

by Sirex

3.5k points

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