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Answer: x = 13; y = 13√2
because this is a right triangle, we have:
tan 45° = x/13
⇔ x/13 = 1
=> x = 13
we also have:
cos 45° = 13/y
⇔ 13/y = 1/√2
⇔ y = 13√2
Step-by-step explanation: