Mathematical ReasoningCâu 66 / 120
Two angles are complementary. If one measures 35°, what is the other?
a.45°
b.55°
c.65°
d.145°
Giải thích
Complementary angles add up to 90°, so the other angle is 90 − 35 = 55°. Complementary differs from supplementary, which sums to 180°. The missing angle is 55 degrees.
Luyện miễn phí toàn bộ 120 câu hỏi — không cần đăng ký.
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