Does the pair of triangles appear to be similar? Write similar or not similar.
A. Similar
B. Not similar
Answer: B
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Combine like terms.-3b - 3a - 2c + 2b + 2a
A. -1a - 1b - 2c B. -1a - 1b C. -1a - 1b - 2c D. -5a - 1b - 2c
Use the information given about the angle ? to find the exact value of the indicated trigonometric function.csc ? = -
, cos ? > 0Find cos 
.
A. 
B. -
C. -
D. 
Find the value for the function.Find f(x + 1) when f(x) = 
.
A. 
B. 
C. 
D. 
One of the oldest devices used for calculation is the abacus, as shown in the sample figure. Each rod names one of the positions we use in counting. Each bead on the bottom represents one unit in that column and each bead on the top represents 5 units in that column. The number illustrated in the sample figure below is 1,734.
?
Sample 
?
What number is illustrated by the drawing?
?
Fill in the blank(s) with the appropriate word(s).