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Burka [1]
3 years ago
12

ABCD is a quadilateral. Calculate the value of x.

Mathematics
1 answer:
tresset_1 [31]3 years ago
5 0
Since ABCD is a quadrilateral,
We know that sum of the interior angles of any quadrilateral =360
=>A+B+C+D=360
=>2x+90+x +3x=360
=>6x+90=360
=>6x=360-90
=>6x=270
=>x =270/6
=>x =45
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