Find the missing angle or angles.
A. 160°
B. 151°
C. 141°
D. 133°
Answer: C
Mathematics
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Which of the following is the best measurement unit to estimate the width of a penny?
A. ?millimeters B. ?centimeters C. ?inches D. ?a dime's width E. ?lined paper
Mathematics
Find the length and direction (when defined) of u × v.u = 5i, v = 3j
A. 5; 3k B. 15; 15k C. 15; k D. 15; -k
Mathematics
Name the property illustrated by the statement.8(x + 9) = 8x + 8 ? 9
A. associative property of addition B. commutative property of addition C. distributive property D. identity element for multiplication
Mathematics
Express the vector in the form v = v1i + v2j + v3k.
if A is the point (-8, -5, 3) and B is the point (-3, -12, 6)
A. v = 5i - 7j - 3k B. v = 5i - 7j + 3k C. v = 5i + 7j - 3k D. v = 5i + 7j + 3k
Mathematics