ShadowM
ShadowM
06-10-2017
Mathematics
contestada
I need help because I totally forgot about it
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choixongdong
choixongdong
06-10-2017
right triangle has one degree = 45 so it's isosceles right triangle.
let y = hypotenuse of small isosceles right triangle
y^2 = 7^2 + 7^2
y^2 = 49 + 49
y^2 = 98
so
x^2 = 98 + 98
x^2 = 196
x = 98
answer
x = 98
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