ABCD is a quadrilateral then find x
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Answered by
29
Answer:
x+x+90+56=360
2x+146=360
2x=360-146
2x=214
x=214/2
x=107
Answered by
10
Step-by-step explanation:
x+x+90°+56°=360°
2x+146°=360°
2x=360°-146°
2x=214°
x=214÷2
x=107°
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