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McGraw Hill Glencoe Geometry, 2012
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McGraw Hill Glencoe Geometry, 2012 View details
3. Similar Triangles
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Exercise 51 Page 487

You can solve for the variable by using the Cross Products Property.

x ≈ 52.3

Practice makes perfect
To solve the proportion, we will start by using the Cross Products Property.
20.2/88=12/x
CrossMult

Cross multiply

20.2x=88(12)
Multiply

Multiply

20.2x=1056
From here, we will continue solving for x by using the Division Property of Equality.
20.2x=1056
DivEqn

.LHS /20.2.=.RHS /20.2.

x=1056/20.2
CalcQuot

Calculate quotient

x ≈ 52.3
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arrow_right Check Your Understanding p.483
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Check Your Understanding 3 (Page 483)
Check Your Understanding 4 (Page 483)
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Check Your Understanding 6 (Page 483)
Check Your Understanding 7 (Page 483)
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arrow_right Practice and Problem Solving p.483-486
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Practice and Problem Solving 16 (Page 484)
Practice and Problem Solving 17 (Page 484)
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Practice and Problem Solving 20 (Page 484)
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Practice and Problem Solving 34 (Page 486)
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arrow_right H.O.T. Problems p.486
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arrow_right Standardized Test Practice p.487
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arrow_right Spiral Review p.487
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Spiral Review 49 (Page 487)
Spiral Review 50 (Page 487)
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Spiral Review 52 (Page 487)
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arrow_right Skills Review p.487
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