Answer:
Option A. 
Step-by-step explanation:
we know that
The measure of the inner angle is the semi-sum of the arcs comprising it and its opposite.

substitute the values


Answer:
Below.
Step-by-step explanation:
The Domain is All Real x.
The minimum value of f(x) is -9, so:
the range is f(x) ≥ -9.
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Answer:
32
Step-by-step explanation:
tanx=opp/adj.=40/64=5/8=0.625
find tan^-1= 32 degrees
Answer:
A trapezoid can be called a parallelogram when it has more than one pair of parallel sides.
Step-by-step explanation: