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Name _____________________________
Date ___________________
Mixed Review
Classify each triangle as isosceles, scalene, or equilateral by the lengths of its sides.
1.  
21 in, 21 ft, 24 in


2.  
19 mm, 19 mm, 19 mm


3.  
7 mm, 7 cm, 7 cm



Fill in the missing dimensions. Round your answer to the nearest tenth.
4.   The scale of a map is 3 in = 5 mi
map:  4 in
actual:  ________ mi




5.   The scale of a map is 2 in = 8.26 mi
map:  ________ in
actual:  20.7 mi





Solve each inequality.
6.  
q

9
  +  10  >  18




7.  
24    -2n  -  4





 

Key #2
Multiply. Round answers to the nearest thousandths.
8.   1.632
9.   1.02  x  11.0073
10.   10.55  x  11.640
11.   2.001  x  6.0064
12.   2  x  0.674
13.   1.067  x  1.01

Complete.
14.   Nicholas and Alexandra are playing a game in which each player either wins, loses, or draws (ties) at each turn. The winner of a turn is awarded 5 points, and the loser loses 5 points. If it is a draw, 0 points are awarded. For the first eight rounds Nicholas had the following results: lose, win, lose, win, win, lose, win, draw. What was Alexandra's point total for the rounds?

15.   If the temperature starts out in the morning at 13C but drops 20 by midnight (a cold front blew in) what is the temperature then?


Find n.
16.   n, 2, 5, 5, and 4
range  =  17median  =  5
17.   8, 18, 7, 16, n, 13, and 4
mode  =  18median  =  13
18.   19, 8, 25, n, 25, and 11
mean  =  18mode  =  25
19.   n, 19, 9, 9, and 9
range  =  10mean  =  11
20.   21, 26, 14, 20, 4, n, and 21
mean  =  18range  =  22
21.   28, 12, n, 28, 12, and 8
mean  =  16range  =  20

Write the percent of the shaded portion in each grid.
22.  
23.  





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