monias
monias
23-07-2017
Mathematics
contestada
Plz help me answer this
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Banabanana
Banabanana
23-07-2017
Two angles are complementary when they
add up to 90 degrees.
∠1 + ∠2 = 90°, so:
20 + 14x = 90
14x = 90 - 20
14x = 70
x = 70/14
x = 5
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