Classify the triangle as equilateral, isosceles, or scalene.
A. scalene
B. isosceles
C. equilateral
Answer: A
Mathematics
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Find the eccentricity of the ellipse.9x2 + 100y2 = 900
A.
B.
C.
D.
Mathematics
Solve the problem by using three variables.Michael's bank contains only nickels, dimes, and quarters. There are 48 coins in all, valued at $4.10. The number of nickels is 4 short of being three times the sum of the number of dimes and quarters together. How many dimes are in the bank?
A. 6 B. 7 C. 35 D. 11
Mathematics
Solve the equation or inequality. = -4
A. {1, 3}
B. {- 2, - 3}
C.
D. ?
Mathematics
Solve and graph the solution set.7x + 1 ? 8x - 9
A. {x|x > 7} or (7, ?)
B. {x|x ? -10} or [-10, ?)
C. {x|x ? 7} or (-?, 7]
D. {x|x ? 10} or (-?, 10]
Mathematics