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Geometric T ransformations on a Cartesian plane. Answers pg 85,86. #2 #4 A) 46.92 cm^2 a) 87.5cm^3 B) 30.41 cm^2 b) 8.4cm^3 C) 77.14 cm^2 c) 523.60 cm^3 D) 41.28cm^2 d) 49.72 cm^3
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Answers pg 85,86 • #2 #4 • A) 46.92 cm^2 a) 87.5cm^3 • B) 30.41 cm^2 b) 8.4cm^3 • C) 77.14 cm^2 c) 523.60 cm^3 • D) 41.28cm^2 d) 49.72 cm^3 • E) 32.08 cm^2 e) 32.56cm^3 • F) 29.47 cm^2 f)170.09 cm^3 • G) 78.54cm^2 g)211.47cm^3 • H) 83.14 cm^2 h) 141.37 cm^3 • i)141.18cm^2 i) 160.34 cm^3
Pg 87&89 • #5 a)1.85 prime/initial or 0.54 for prime/initial • b) 3.42 • c) 6.33 • #7a) 276.46cm^2 and 187.06 cm^2 • B) 351.86cm^3 and 145.49cm^3 • #12 17.37cm
Translation Rule: T(a,b): (x,y) (x+a,y+b)
Rotation • Rule: • Clockwise Counter • r(0,-90°) or r(0,270°): (x,y) (y,-x)
Rotation • Rule: • Clockwise Counter • R(0,-180°) or r(0,180°): (x,y) (-x,-y)
Rotation • Rule: • Counter clockwise • r(0,90°) or r(0, -270°): (x,y) (-y,x)
Reflection • A reflection about the y axis can de found using the following rule: • Sy : (x,y) (-x,y)