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DeanR

Both those are drawn to scale.

5. Isosceles right triangle, sides in ratio 1:1:√2 = x:x:24 so x/24=1/√2,

x = 24/√2 = 24(√2/2) = 12√2

Answer: D. 12√2

6.  1:1:√2 = 10 : AB : BC

BC = 10√2

Answer: A. 10√2 ft