dlendin007
dlendin007
30-10-2021
Mathematics
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pls help I will give brainliest
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hakdokueen
hakdokueen
30-10-2021
its B. 50°
Triangle Have 180°
180 - 90 = 90
90 × 2 = 180
Half of triangle Have 90°
90° - 40° = 50°
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