If a triangle has vertices of 
and 
then the area of the triangle is given by 
Find the area of the triangle with vertices at the given points.(1, -3) (1, 1) (4, 3)
A. 6
B. 2.5
C. 12
D. 5
Answer: A
Mathematics
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Find the indicated term of the arithmetic sequence.6, 13, 20, . . . ;12th term
A. 85 B. 90 C. 83 D. 82
Mathematics
Subtract. Simplify, if possible.
- 
A. 
B. 2x + 4
C. 
D. 
Mathematics
Solve the absolute value inequality. Write your answer in interval notation.|2x - 5| > 0
A. 
B. 
C. (-?, ?)
D. 
? 
Mathematics
Add. Simplify, if possible.
+ 
+ 
A. 13
B. 13
C. 13
D. 13
Mathematics