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Complete:
In a right angled triangle, the two non-right angles are ____________.
Complementary
Supplementary
Which of the following pairs of angles is not complementary?
70°, 20°
60°, 30°
70°, 30°
Which of the following pairs of angles are complementary?
40°, 110°
50°, 30°
130°, 50°
∠ADC , ∠ABC∠ADC\ ,\ ∠ABC∠ADC , ∠ABC
∠ACD , ∠ACB∠ACD\ ,\ ∠ACB∠ACD , ∠ACB
10°, 30°
60°, 10°
100°, 30°
50°, 40°
80°, 100°
45°, 45°
50°, 50°
40°, 10°
110°, 30°
∠AYU , ∠AYV∠AYU\ ,\ ∠AYV∠AYU , ∠AYV
∠UYV , ∠AYV∠UYV\ ,\ ∠AYV∠UYV , ∠AYV
None of these
1. Which of the following pairs of angles are complementary?
∠AYX , ∠XYV∠AYX\ ,\ ∠XYV∠AYX , ∠XYV
It is done.