Answer:
7. 45-45-90 Triangle (Legs are congruent and hypotenuse x square root 2
Answer: 42 squareroot 2
13. 12
Step-by-step explanation:
Answer: X is a variable.
the answer is 0, or 0/0 because anything times 0 will always be 0 and 0 does not have a half :)))))
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c 135cm^3 is the correct answer
