Question

In cyclic quadrilateral ABCD, angle A = 3x-10 degree, angle B =y+30degree, angle C = 2x + 40 degree and qngle D = 3y -10 degree . Find x and y.​

Answer 1

Answer:

A =80 B= 70

C=100 D = 110

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanatiohhn:

In a cyclic quadrilateral

angle A= angle C -(1)

angle B.= angle D -(2)

In 1,

3x-10=2x+40

3x-2x=40+10

x=50.

In 2,

Y+30 = 3Y-10

30+10=3Y+Y

4Y=40

Y=10.