Question

Q1) Choose The correct Answer

1). Two angles of a triangle are 55 degree and 40 degree. What is the measure of third angle?
A) 180degree
B) 105degree
C) 95degree
D) 85degree

2). In a triangle, one exterior angle measures 108degree. Which among the following can be the measures of its interior opposite angles?
A) 72degree and 36degree
B) 49degree and 58degree
C) 50degree and 130degree
D) 60degree and 53degree

3). The Exterior angle of an equilateral triangle mesures
A) 60degree
B) 100degree
C) 120degree
D) 180degree

4). Two angles of a triangle are 48degree And 64degree, respectovely. What could be the measure of an exterior angle?
A) 68degree
B) 102degree
C) 112degree
D) 180degree.

5). In a triangle, second angle is twice the first angle and third angle is thrice the first angle. What is the measure of the first angle?
A) 15degree
B) 30degree
C) 45degree
D) 60degree.

Plese Solve These I will Mark You As Brainliest.

Answer 1

1. Since the sum of 3 angles of a triangle is 180, the third angle is d)85 degrees
2. Answer is a) 72 and 36 degrees
3.since the angles of an equilateral triangle are 60degrees each, exterior angle is c)120 degrees
4. The answer is c)112 degree as the third angle will be 68 and 180-68 is 112.
5. Answer is b)30 degree

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Answer 2

1) D
2) A
3) C
4) C
5) B