<b and the angle 79 degrees are exterior alternate angles which are equal
b = 79 degrees.
Answer:
x=11 and the number of solutions is one solution
Step-by-step explanation:
The square root of 121 is 11. There are no other solutions, I believe.
2. Quadrilateral, rectangle, parallelogram
3. Quadrilateral, trapazoid
4. Quadrilateral
Step-by-step explanation:
ratios of lengths = 4/3
ratios of area = 16/9
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