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. 
square units
D. 29 square units
Answer: D
Mathematics
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Write the number in words.24,807
A. Two hundred forty-eight thousand, seven B. Two million, forty-eight thousand, seven C. Two thousand, four hundred eighty-seven D. Twenty-four thousand, eight hundred seven
Mathematics
Find the exact value of the expression.
A. 
B. 
C. 
D. 2
Mathematics
Divide.
A. 
- 
i
B. 
- 
i
C. 
+ 
i
D. 
+ 
i
Mathematics
A woman rides a bicycle for 2 hours and travels 32 kilometers (about 20 miles). Find the angular velocity of the wheel if the radius is 30 centimeters. ?
A. 675 rad/min B. 861 rad/min C. 738 rad/min D. 889 rad/min E. 988 rad/min
Mathematics