Math, asked by aditya947223, 2 months ago

In a parallelogram quadrilateral ABCD, angle A=x° and angle B=(3x+20)°. Find angle c and angle d

Answers

Answered by saima464

1

Answer:

A=xº

B=(3x+20)º

opposite angles of a parallelogram are congruent

therefore C=xº

and D=(3x+20)º

adjacent angles of a parallelogram are supplememtary

therefore A+B=180º

xº+(3x+20)º=180º

(4x+20)º=180º

4x=180÷20

4x=9

x=9÷4

x=2.25º

Step-by-step explanation:

hope it will help you out

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