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What does the value of x have to be for the figure to be classified as a right isosceles triangle? Justify your reasoning.
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What does the value of x have to be for the figure to be classified as a right isosceles triangle? Justify your reasoning.

What does the value of x have to be for the figure to be classified as a right isosceles-example-1
User Tunn
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2 Answers

13 votes
5sqr2 using Pythagorean theorem.
User Thecrispywisp
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6 votes
about 7.1 in; Sample answer: The Pythagorean Theorem states that
c^2= a^2+b^2. Since both lengths are x inches, c^2= 2x^2. When you replace
c with 10 and simplify, x ~ 7.1.
User Alfah
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