Answer:
29
Step-by-step explanation:
(5k-3) + (9+k) = 180
6k + 6 = 180
6k = 174
k = 29
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Answer:
75%
Step-by-step explanation:
6 2/5 is the answer, because 15 1/2 divided by 2 2/5 is 6 2/5
Answer:
90 degrees
Step-by-step explanation:
angle ABC is a right angle
