What is a triangle with three sides of equal length called?
A. right
B. scalene
C. equilateral
D. isosceles
E. none of these
Answer: C
Mathematics
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Solve the problem.How many different ways can you make change for a 50-cent coin using quarters, dimes, and nickels?
A. 8 ways B. 9 ways C. 10 ways D. 11 ways
Mathematics
Add.-19 + (-22) + (-5) + (-2)
A. -48 B. 0 C. 34 D. -10
Mathematics
Find a polynomial equation with real coefficients that has the given roots.5i, -5i
A. x2 - 25 = 0 B. x2 - 10 - 25 = 0 C. x2 + 25 = 0 D. x2 + 10 + 25 = 0
Mathematics
Solve the problem.An average score of 90 for 5 exams is needed for a final grade of A. John's first 4 exam grades are 79, 89, 97, and 95. What range of scores on the fifth (and last) 100-point exam will guarantee John an A in the course?
A. 90 to 100 B. 95 to 100 C. 99 to 100 D. 85 to 100
Mathematics