Find the measure of the indicated exterior angle in the triangle, when 
and 
.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: E
Mathematics
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Solve the problem.A lot is in the shape of a right triangle. The shorter leg measures 120 m. The hypotenuse is 40 m longer than the length of the longer leg. How long is the longer leg?
A. 120 m B. 240 m C. 200 m D. 160 m
Mathematics
x? = x + 2y, y? = 3x + 2y 10
Solve the first-order linear system.
Mathematics
Perform the indicated operation and simplify.
+ 
A. 
B. 
C. 6m - 7
D. 
Mathematics
Determine whether the statement is true or false.-9 > 3
A. False B. True
Mathematics