Answer the question.If a rectangle is x feet long and y feet wide, which one of the following expressions is the length of its diagonal in terms of x and y?
A. x + y
B. x2 + y2
C. 
D. 
Answer: C
Mathematics
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Use the half-angle formulas to evaluate the given function.sin 75°
A. 1.3660 B. 0.6088 C. 0.9659 D. 0.2588
Mathematics
Provide an appropriate response.110 × 87 = 957087 × 110 = 9570This is an example of the 
.
A. commutative property of addition B. commutative property of multiplication C. associative property of addition D. associative property of multiplication
Mathematics
Find the indicated coefficient or term.The 3rd term in the expansion of (4x + 2)3
A. 96x B. 96x2 C. 4 D. 48x
Mathematics
Use the fact that the trigonometric functions are periodic to find the exact value of the expression. Do not use a calculator.sin 495°
A. 
B. - 
C. - 
D. 
Mathematics