ISAT M ATHEMATICS R EVIEW

A REA What is the area of the triangle pictured below? a. 18 in² b. 6 in² c. 9 in² d. 12 in² *Remember area of a triangle is 1/2 xbxh* Answer: c. 9 in² A=(1/2)x3x6=9

AREA *Remember area of a RECTANGLE is bxh * Answer: d. 21 in ² A=7x3= 21 in ² What is the area of the rectangle below? a. 20 in² b. 17 in² c. 10 in² d. 21 in² 7 3

AREA What is the area of this square? a. 32 cm² b. 16cm² c. 64cm² d. 48 cm² Remember area of a SQUARE is simply sxs Answer: c. 64 cm² A= 8x8= 64 cm² 8 8

Perimeter Remember perimeter of a polygon is the sum of the sides Answer: d. 28 ft P= = 28ft 1. What is the perimeter of the figure below? a. 26 ft b. 18 ft c. 23 ft d. 28 ft 8 ft 6 ft 4 ft 5 ft ? ?

Perimeter Remember perimeter of a square is 4 x side length Or in other words, Perimeter of a square =s+s+s+s Answer: c. 40 m P= 4 x 10 = 40 m What is the perimeter of this square? a.100 m b. 20 m c. 40 m d. 50 m 10 m

M EAN, M EDIAN, AND M ODE Answer: c. 91 Mean is normal average Add all of the data together ( )=637 Divide by number of things you added together 637/7=91 Beth recorded the highest temperature for seven days 90, 87, 95, 96, 93, 88, 88 What is the mean (average) temperature? a. 88 b. 90 c. 91 d. 96

M EAN, M EDIAN, M ODE Answer: b. 90 Median is the middle number of the set Good strategy: Write your data in order from smallest to largest 87, 88, 88, 90, 93, 95, 96 What number is in the middle? 90 Beth recorded the highest temperature for seven days 90, 87, 95, 96, 93, 88, 88 What is the Median of the temperatures? a. 88 b. 90 c. 91 d. 96

M EAN, M EDIAN, M ODE Answer: a. 88 Mode is the number that is repeated most often! 88 is the only temperature that occurs more than once Beth recorded the highest temperature for seven days 90, 87, 95, 96, 93, 88, 88 What is the mode of the temperatures? a. 88 b. 90 c. 91 d. 96

GOOD LUCK! Think hard and do your best!