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Grade 8 math chart
TCU Is Going To The Rose Bowl!!!!!!!!!!!!!!!!!!!!
perimeter
• Find the perimeter of a square if the length is 4 and width is 4
Formula P = 4s
16
circumference
• Find the circumference of a circle if the radius is 3
Formula is C = 2nr
6.28 x 3 = The Answer
• Area
Find the area of a square if the Length is 5 and the width is 5.
Formula A = s2
10
Area
• Find the area of a rectangle if the length is 17 and the width is 12.and height is 10
Formula is A = lxwxh
2040
Area
• Find the area of a triangle if the base is 7 and the height is 9.
Formula is bh/2
31.5
Area
• Find the area of a circle if the radius is 2.
Formula is A = nr2
12.56
Surface area
• Find the surface area of a cube if all the sides are 4
Formula is S = 6s2
96
Surface area
• Find the surface area of a prism if the height is 9 and the base is 6.(lateral)
Formula is S = Ph
54
Surface Area
• Find the total surface area of a prism if the height is 5 and the base is 3.
Formula is S = Ph + 2B
30
Surface Area
• Find the Surface area of a pyramid if the length is 3 and the base is 6.
Formula is S = ½ Pl
81
Surface area
• Formula for the surface area of a pyramid (total) S = ½ Pl + b
Find the surface area of a pyramid if the perimeter of the base 9 and the length is 5
Surface area
• Cylinder (lateral) S= 2 rh• Cylinder (total) S = 2 r(h+r)
Find the lateral surface area if the radius is 3 and the height is 6.
Find the surface of a cylinder if the radius is 3 and the height
Volume
• Prism V = lxwxh Find the volume of a prism if the length is 3 the width is 2 and the height is 6
36
Volume
• Cylinder V = Bh Find the volume of a cylinder if the base is B = 8 and the height is 12
96
Volume
• Pyramid V= 1/3 Bh Find the volume of a pyramid if B = 7 and the height = 9
21
Volume
• Cone V = 1/3 Bh Find the volume of a cone if the B = 7 and the height is 9
21
Volume
• Sphere V= 4/3 nr3 Find the volume of a sphere if the radius is 3
84.78
Pi
= 3.14
Pythagorean theorem
• Pythagorean theorem a2 + b2 = c2
Simple interest formula
• I = prt
P & B
• P represents the perimeter of the base• B represents the area of the base