Answer:
Base angles of an isosceles triangle are always congruent.
The slope of a line is a measure of its steepness. Mathematically, slope is calculated as "rise over run" (change in y divided by change in x).

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Answer:10
Step-by-step explanation:
i wish that i could help you but I just dont understand it... I am sorry
Area = lw
So 7(4) =28
Area = 28
The answer is C.