ABCD is a parallelogrm where angle A = 3x-2 and angle B = 2x-3 find the value of x
Answers
Answered by
5
Answer:
Interior angles on the same side of the transversal are supplementary.
∠A+∠B=180
o
⇒(3x+2)
o
+(2x−32)
o
=180
o
⇒3x+2+2x−32=180
o
⇒5x−30=180
o
⇒5x=210
⇒x=42
o
Thus, ∠A=3x+2=3×42
o
+2=128
o
∠B=2x−32=2×42
o
−32=52
o
Also, opposite angles of a parallelogram are congruent.
∠A=∠C=128
o
∠B=∠D=52
o
Answered by
2
Step-by-step explanation:
in a parellelogram the adjacent angles have a sum of 180°
so angle A +angle B = 180°
3x-2+2x-3=180
5x-5=180
5x= 175
x= 35
angle A= 3x35-2=103
angle B=2x35-3=67
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