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Answered by
1
Answer:
2x-2 + 4x+2 +2x-2+4x+2 = 360
12x = 360
x = 30
Answered by
1
Answer:
Step-by-step explanation:
ANGLE B + ANGLE C = 180
THUS,
(2X - 9) + (4X + 2) = 180
6X - 7 = 180
6X = 187
X = 31.16
X = 31 (APPROX)
SO,
2X - 9 = 2(31) - 9
=52 = ANGLE B
4X + 2 = 4(31) + 2
=126 = ANGLE C
AS,
OPPOSITE ANGLES ARE EQUAL
THUS,
ANGLE B = ANGLE D
52 = 52
ANGLE C = ANGLE A
126 = 126
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