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Daniel [21]
2 years ago
15

Find the value of x in the isosceles triangle shown below

Mathematics
2 answers:
olasank [31]2 years ago
7 0
X=10 you’ll have to break down your equation to solve the square root.
egoroff_w [7]2 years ago
6 0

Answer:

x = 10

Step-by-step explanation:

if there 2 same triangle then they are right triangle

By using Pythagorean theorem for 1 of right triangle, we have

\sqrt{74} ^{2} = 7^{2} + (\frac{x}{2}) ^{2}

74 = 49 + \frac{x^{2}}{4}

74 - 49 = \frac{x^{2}}{4}

25 = \frac{x^{2}}{4}

therefore, x = \sqrt{25*4} = \sqrt{100} = 10

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