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Find the length of the side marked x​

Find the length of the side marked x​-example-1
User Paullem
by
7.8k points

1 Answer

6 votes

Answer:

19.77 cm

Explanation:

We'll use the pythagorean theorem

a^2 + b^2 = c^2

b^2 = c^2 - a^2

x^2 = 20^2 - 9^2

x^2 = 400 - 81

x^2 = 391

x = 19.77

User Tonttu
by
8.8k points

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