Solve the problem.Find the area of the right triangle ABC with A = (-2, 7), B = (7, -1), C = (3, 9).
A. 
square units
B. 58 square units
C. 29 square units
D. 
square units
Answer: C
Mathematics
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Divide. Write the answer in lowest terms and as a whole or mixed number where possible.
A. 10
B. 30
C. 
D. 18
Mathematics
Calculate and write the result as a decimal.
(-3.1629)
A. -1.4331
B. -1.4376
C. -1.43
D. -1.43
Mathematics
Solve.Write the equivalent decimal and percent for 
.
A. 0.42; 0.0042% B. 0.042; 4.2% C. 0.0042; 0.42% D. 4.2; 0.042%
Mathematics
Solve the problem.For what numbers ? is f(?) = tan ? not defined?
A. odd multiples of 
(90°)
B. odd multiples of ? (180°)
C. integral multiples of ? (180°)
D. all real numbers
Mathematics