3. Quadrilateral POST is an isosceles trapezoid with ' .If and , what is x? 4. One side of a rectangle is m more than the other. If the perimeter of the rectangle is m, what are its dimensions? 5. One base of a trapezoid is cm less than twice the other. If the median measures cm, what is the length of the longer base?
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Answer:
4. A
5. C
Step-by-step explanation:
4. 8x-2 + 10x + 20 = 180
18x = 162
x = 9
5. P=2(a+b)
P = 2 (8+20)
2(28)
= 56