Answer: b. 180
Step-by-step explanation:
The sum of the angles of a triangle is 180°.
Answer:
BD
Because it is straight line segment that passes through center from one point in circumference to other
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Answer:
B. 0^2 +1^2 = 1
Step-by-step explanation:
For θ = 2π, the trig identity is ...
sin(2π)² +cos(2π)² = 1
0² +1² = 1
