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If the three sides of a triangle are 1, sino, cos, the sum of two smaller angles of the triangles is a. 90 degree b. 60 degree C. 30 degree d. 120 degree ​

If the three sides of a triangle are 1, sino, cos, the sum of two smaller angles of the triangles is a. 90 degree b. 60 degree C. 30 degree d. 120 degree ​
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1 vote
If the three sides of a triangle are 1, sino, cos, the sum of two smaller angles of the

triangles is
a. 90 degree
b. 60 degree
C. 30 degree
d. 120 degree ​

asked
User Phil Moorhouse
by
8.2k points

1 Answer

2 votes

Answer:

a.

Explanation:

The triangle is right-angled so it's a.

answered
User Instanceof
by
8.0k points
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