12.4 Volume of 12.4 Volume of Prisms and Prisms and CylindersCylinders
V = πr2h1253 = πr2(10)
r2 = 39.88
`
V = πr2hV = π(5)2(8)V = 628.32 in3
Large Cylinder
V = π(3)2(7)
V = 197.92 mm3
Small Cylinder
V = π(1)2(7)
V = 21.99 mm3
197.92 – 21.99 = 175.93 mm3
V = l x w x h
V = 11 x 4 x 5
V = 220 m3
V = π(6)2(9)
V = 1017.87 ft3
200π = πr2(8)
r2 = 25 r = 5 d = 1ocm
Sin 60 = h/18h = 15.59
V = π(6)2(15.59)
V = 4x4x4 = 64in
V = ½ π(2)2(4) = 25.13in3
AssignmentAssignmentPractice 12.4Practice 12.4
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