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AveGali [126]
3 years ago
15

Please help me! Will mark brainliest!

Mathematics
2 answers:
Eddi Din [679]3 years ago
7 0

Answer:

B. 2sqrt(30)

Step-by-step explanation:

The three right triangles are similar.

In the left right triangle, the short leg measures 6, and the hypotenuse measures x.

In the large triangle, the short leg measures x, and the hypotenuse measures 6 + 14 = 20.

Since all three triangles are similar, the ratios of the lengths of corresponding sides are equal.

6/x = x/20

x^2 = 6 * 20

x^2 = 120

x = sqrt(120)

x = sqrt(4 * 30)

x = 2sqrt(30)

Answer: B. 2sqrt(30)

hodyreva [135]3 years ago
3 0

Answer:

2 root 21

Step-by-step explanation:

14 + 6 equals 20

Add x is 21

2 root21

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