Find the perimeter the trapezoid.The four sides of the trapezoid are 137 cm, 154 cm, 36 cm, and 41 cm.
A. 184 cm
B. 15,570,324 cm
C. 368 cm
D. 31,140,648 cm
Answer: C
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Give an appropriate answer.Let
f(x) = 6 and
g(x) = -1. Find
.
A. - 
B. 2
C. - 
D. - 
Construct a truth table to determine when the lightbulb is on. That is, determine which switches must be open and which switches must be closed for the lightbulb to be on. 
A. The lightbulb will be on when p, q, and r are all closed, or when p and r are closed and q is open.
B. The lightbulb will be on when p and q are closed and r is open.
C. The lightbulb will be on in all cases except when p, q, and r are all open, or when p and r are open and q is closed.
D. The lightbulb will be on when p, q, and r are all closed, or when p and r are closed and q is open.
Use a half-angle formula to find the exact value of the expression.cos 
A. - 
B. 
C. 
D. - 
Find the sum of the infinite geometric series, if it exists.2 - 
+ 
- 
+ . . .
A. 
B. 
C. - 
D. does not exist