Question

What is the sum of angla A and angle C?​

Answer 1

Answer:

We know that, Adjacent angles of a parallelogram are supplementary.

Sum of adjacent sides of a parallelogram =180

∠C and ∠D are corresponding interior angles. Therefore, ∠C+∠D=180  

∘

Step-by-step explanation:

Answer 2

Answer:

A=80 C=80

Step-by-step explanation:

sum of a m quadrilateral = 360°

so, A=C

and B=D

If B=100

so D also =100

Now A and C = 360-(100+100)

360-200=160

A and C are X

so X+X= 2x

then 160 by 2x = 80

SO SIMPLE

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