Which of the options below show a pair of supplementary angles? Select all that apply. A) 160°, 20° B) 120°, 40° C) 45°, 1

Question

Which of the options below show a pair of supplementary angles? Select all that apply.
A) 160°, 20°
B) 120°, 40°
C) 45°, 135°
D) 30°, 120°

in progress 0
Nem 3 years 2021-09-04T01:15:01+00:00 1 Answers 5 views 0

Answers ( )

  1. dangkhoa
    0
    2021-09-04T01:16:50+00:00
    Reply

    Answer:

    A and C

    Step-by-step explanation:

    A) 160 + 20 = 180

    B) 120 + 40 = 160

    C) 45 + 135 = 180

    D) 30 + 120 = 150

    All supplementary angles must add up to 180 degrees.

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )