Answer:c
Step-by-step explanation:
ABCD is an iscosceles trapezoid. By definition, the legs AB and CD are congruent
AB = CD
7y-4 = 8y-18
8y-18 = 7y-4
8y-7y = -4+18
y = 14
Answer: 14
Note: the information about BC (the expression 4y-6) is extra unneeded info
Answer:
49h^2 - k (28h - k)
Step-by-step explanation:
49h^2 - 28hk + k^2
49h^2 - k (28h - k)
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