Find the measure x for the similar figures shown.
A. 3 yd
B. 8 yd
C. 2 yd
D. 4 yd
Answer: D
Mathematics
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Use the formula for 
to solve.From 9 names on a ballot, a committee of 3 will be elected to attend a political national convention. How many different committees are possible?
A. 252 B. 60,480 C. 84 D. 504
Mathematics
Calculate the area of the surface S.S is the lower portion of the sphere x2 + y2 + z2 = 81 cut by the cone z = 
A. 18
?
B. 162
?
C. 81
D. 81
?
Mathematics
Multiply by 1, 2, 3, and so on, to find ten multiples of the number.2
A. 0, 2, 4, 6, 8, 10, 12, 14, 16, 18 B. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 C. 2, 4, 6, 8, 10, 12, 14, 16, 18, 20 D. 2, 3, 4, 5, 6, 7, 8, 9, 10, 11
Mathematics
Find a formula for the distance d between opposite sides of a regular hexagon in terms of the length of one side x.
Mathematics