This frequency table gives the distribution of ages of 100 people in a small town.
How many people are:Less than 20 years of age
A. 36
B. 18
C. 9
D. 29
Answer: B
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Solve the problem.How many of the numerals 81, . . . , 89 have horizontal reflection symmetry? Consider the numeral 1 as a vertical segment ?.
A. 2 B. 3 C. 4 D. 5
Graph the circle whose radius is r and whose center is (h, k). r = 2; (h, k) = (0, 1)
A. 
B. 
C. 
D. 
Write the ordered pair for each point identified on the coordinate plane. 
A. G(5, -3); H(6, -6) B. G(-3, 5); H(6, -6) C. G(5, -3); H(-6, 6) D. G(5, 6); H(-3, 6)
?ABC has vertices A(0, 0), B(6, 0) and C(2, 8).
(a) Sketch ?ABC and its image, ?A'B'C', under the size transformation with center A and scale factor 2.5.
(b) What are the coordinates of A', B' and C'?
(c) If a point has coordinates (a, b), what are the coordinates of its image under this size
transformation?
