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MAXImum [283]
3 years ago
9

Find the value of a. Explanation + answer please

Mathematics
1 answer:
ludmilkaskok [199]3 years ago
3 0

Answer:

a = 6

Step-by-step explanation:

Equate the two angles because opposite angles in a parallelogram are equal.

20a+30=17a+48

20a-17a=48-30

3a=18 (divide both sides by 3)

a=6

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