Isosceles trapezoid post with os ̅̅̅̅//pt̅̅̅̅. if m∠o = (10x + 20)o and m∠p= 8x – 2)o , what is x?

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