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evablogger [386]
3 years ago
13

Find the value of each variable that ensures that each equilateral is a parallelogram

Mathematics
1 answer:
puteri [66]3 years ago
8 0
Opposite sides are equal in a parallelogram.

3a-12 = \frac{1}{2}a-7

\frac{5}{2}a = 5

a = 2
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andriy [413]
For this case we have the following trigonometric relationship:
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