cesignorino80 cesignorino80

26-05-2021
Mathematics

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2. ABCD is a parallelogram. If AD = 3x+15 and BC = 21, find AD

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kripanepal55 kripanepal55

26-05-2021

Answer:

2

Step-by-step explanation:

3x+15=21 (the opposite side of parallelogram is equal)

3x=21-15

3x=6

x=6/3

so x=2

AD=2

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