Answer:
A. 52°
Step-by-step explanation:
All interior angles of ANY quadrilateral sum up to 360°; corresponding base angles sum up to 180°, therefore the m∠A is 52°.
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Ex. if your problem is 2/3 ÷ 6/1 you would keep the first fraction the same, change division to multiplication and flip the second fraction
2/3×1/6
Hint: KCC (Keep, change, change)
Answer:
y = 8 degrees
Step-by-step explanation:
128 + 7y - 4 = 180
7y - 4 = 52
7y + 56
y = 8
7 x 5 = 35
1/2(7) x 2
3.5 x 2
7
35 + 7 = 42 Units squared