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∆FEB ~ ∆ REF ~ ∆RFB. Complete the proportion.

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## ∆FEB ~ ∆ REF ~ ∆RFB. Complete the proportion.

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**∆FEB ~∆REF ~ ∆RFB. Complete the proportion.**FE FE ER = EB**∆FEB ~∆REF ~ ∆RFB. Complete the proportion.**FR FR ER = RB**∆FEB ~∆REF ~ ∆RFB. Complete the proportion.**BE BF BF = BR BF = BR EF FR**∆FEB ~∆REF ~ ∆RFB. Complete the proportion.**FR BF EF = BE EF = BE ER EF**∆FEB ~∆REF ~ ∆RFB. Complete the proportion.**BF BF BE = BR**Find the value of x & y.**40 = 45 60 x 40x = 2700 x = 67.5 40 45 55 60 x 40 = 55 100 y 40y = 5500 x = 137.5 y**Find the value of x & y.**12 = 18 48 x 12x = 864 x = 72 48 12 60 y 12 = y 60 60 12y = 720 x = 12 18 x**∆EAT ~∆YUM. Find the value of x.**T M 5x – 1 6x – 3 18 A Y E U 20 3x + 4 100x – 20 = 54x + 72 46x = 92 x = 2 18 = 20 5x – 1 3x + 4**AED SAS~**∆ABC ~∆______ by _______ C D 150 100 A 90 135 E 90 = 100 . 135 150 13,500 = 13,500 √ B**AED AA~**∆ABC ~∆______ by _______ C D A E B**∆ABC ~∆______ by _______**A D 18 12 22 15 B E C F 15 = 12 . 22.5 18 270 = 270 √ 15 = 14 . 22.5 22 330 ≠ 315 NOT ~ 14 22.5**ADB BDC**∆ABC ~∆______ ~∆ _______ A D C B**40**40 50 A = 50 C = _____ABD = ______ CBD = _____ A D C B**47**47 43 WIM = 43 LIM = _____W = ______ L = _____ I W M L**WLI ILM**∆WIM ~∆______ ~∆ _______ I W M L**RYE YVE**∆RVY ~∆______ ~∆ _______ V E Y R**59**59 31 VYE = 31 EYR = _____V = ______ R = _____ V E Y R**A model house is built with a scale of 1’ = 30’. If the**width of the model is 7.5’, how wide is the house? 1 = 7.5 . 30 w w = 225’**A model house is built with a scale of 1’ = 30’. If the**length of the house is 128’, how long is the model? 1 = L . 30 128 30L = 128 L = 4.27’**A building that is 73’ tall has a 54.75’ shadow. How**long is the shadow of a nearby man who is 6 ½’ tall? 73 = 6.5 . 54.75 x 73x = 355.875 x = 4.875’**A 16’tall bulldozer has a 20’ shadow. How tall is the**tractor if its shadow is 28’ long? 16 = x . 20 28 20x = 448 x = 22.4’**YBD YAB**∆BAD ~∆______ ~∆ _______ B D A Y