Change 109 to base four.
?
A. 1131 four
B. 1101 four
C. 1220 four
D. 1231 four
E. 2113 four
Answer: D
Mathematics
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Find the surface area of the solid.The right triangular prism shown has a height of 12 cm and its base is an equilateral triangle with sides of length 8 cm. Find its surface area. Give an exact answer. 
A. 288 + 32
cm2
B. 384 + 16
cm2
C. 384 + 32
cm2
D. 288 + 16
cm2
Mathematics
Determine the slope and y-intercept of the line represented by the given equation.10x - 2y = 20
A. m = - 5; y-intercept is (0, 10)
B. m = 10; y-intercept is (0, 20)
C. m = 5; y-intercept is (0, -10)
D. m = 
; y-intercept is (0, 2)
Mathematics
Find the square of the radical expression.
A. 
B. 
C. 
D. 
Mathematics
Perform the indicated operations.-(-11) + 20 + (-6) - 9
A. 24 B. 12 C. 16 D. -6
Mathematics