Below are the lengths of the sides of a triangle. Which is a right triangle?
?
A. 9, 8, 6
B. 9, 8, 7
C. 6, 8, 10
D. 10, 8, 7
E. none of these
Answer: C
Mathematics
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Determine the value of the literal numbers in the given matrix equality.
= 
A. x = -8, y = 6, z = -7, w = -2 B. x = -8, y = -2, z = -15, w = 16 C. x = -8, y = 6, z = 7, w = 1 D. x = -8, y = -10, z = -23, w = 1
Mathematics
Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Mathematics
The following circle graph displays Chris and Mary Smith's monthly $2900 family budget. Use the circle graph to answer the question. 
What is the ratio of money spent on utilities to money spent on charity?
A. 
B. 
C. 
D. 
Mathematics
Find the value of the permutation.P(5, 1)
A. 5 B. 120 C. 24 D. 1
Mathematics