To find the hypotenuse of a 45 45 90 triangle, multiply the leg by sq root (2)
8 * sqrt(2) = 8 *
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1.4142135624
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=
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11.313708499
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Source:
http://www.1728.org/trig2.htm
Answer:
Step-by-step explanation:
-4x , for the top right box, the rest are good
L = W+4
A = L x W
A = w + 4 x w
A = w² +4w
For AD to be parallel 2x+4º should be equal to 79º
2(37)+4 = 78º
78º<79º
Since they aren't equal the lines are not parallel to each other.