Find the perimeter of the triangle.a scalene triangle whose sides are 21 mi, 11 mi, and 22 mi
A. 54 mi
B. 43 mi
C. 121 mi
D. 53 mi
Answer: A
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Find the derivative of y with respect to the independent variable.y = 5ln 10t
A. 
B. 
5ln 10t
C. 
5ln 10t
D. 5ln 10t
The abacus in the figure has "five" playing the role of "ten." (a) What number is represented on this five-bead abacus? (b) How would this number naturally be recorded?
A. (a) 56, (b) 111 B. (a) 980, (b) 12,410 C. (a) 96, (b) 341 D. (a) 196, (b) 1241
Use the intercept form of an equation of a line to find an equation of a line with the x-intercept 3 and the y-intercept 4. ?
A. 
B. 
C. ?
D. ?
E. ?
Special products can be illustrated by using areas of rectangles. Use the figure to justify the special product 
Give the monomial that represents the area of the white square.
A. 2ab B. ab C. a2 D. b2