Define Lc. If a ABC , <B = 90°S LA = 30
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Answer:
Sum of a triangle angles = 180°
therefore,
angle B + angle L + angle C = 180
90+30 + l =180
L = 60°
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Define LC . if a ABC , <B = 90 degree , LA = 30 .
Angle B = 90 deg
Angle L = 30. deg
Angle C = ?
Sum of total angle of triangle = 180 degree
Angle B + Angle L + Angle C = 180 degree
Let be Angle C = X
90 + 30 + X = 180 degree
120 + X = 180
X = 180 - 120
X = 60 degree .
Angle C = 60 degree .
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