Define variables for the measures of angles. Write equations based on the given facts as well as the characteristics of complementary angles and supplementary angles. Solve the given resulting system of equations by elimination.
a) Two angles are complementary. The measure of one angle is larger than that of the other.
b) Two angles are supplementary. The measure of one angle is larger than that of the other.
Mathematics
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Solve the problem.On a circle of radius 18 meters, how long is an arc that subtends a central angle of 45°?
A. 
m
B. 810 m
C. 810? m
D. 
m
Mathematics
Graph the polynomial function. f(x) = -x2(x + 1)(x + 3)
A. 
B. 
C. 
D. 
Mathematics
Find the probability.What is the probability that the arrow will land on an odd number?
A. 
B. 1
C. 0
D. 
Mathematics
Add. Simplify, if possible.6
+ 18
A. 25
B. 23
C. 6
D. 24
Mathematics