Geometry: Chp 7 REVIEW Ratios & Proportions

Solve for x.
8 =
32 x= 2 Solve for x.
5 = 5
x+3 7 12 If then,
3 = 4b
b = 4b 4+b 3a ab Find the ratio of the short side to the long side in 10/50 50 1/5 10 5/1 5 Solve for m.
11 =
33 m= Are the shapes similar? 13 6 yes 5 5 no Solve for m.
12 =
24 m= Solve for the variable. Round to the nearest tenth. 7 18 x= x 10 Solve for the variable. 12 7 12 Round answer to nearest tenth.x= 5 x 8 What is the similarity ratio of ∆DFG to ∆HKM? F D 10 15 G H K 7 10.5 M 7:10 15:7 10:7 10.5 :7 1. Similar figures have the same shape. 3. The corresponding sides of similar figures are NOT proportional. 2. The angles of similar figures are not equal. Type true or false. A B Complete the proportion. C X
B = A ∆BCA ~ ∆ Complete the similarity statement. B C X Z Y The Sear Tower is 1450ft high. A model of the tower is 2 feet high. What is the ratio of the height of the model to the height of the actual tower?
If ABCDE ~ GHJDF, then <E =
DJ Use capital letters for your answers. = < AB4 6 8 x
Solve for X. Find the geometric mean between the numbers. Round all answers to the nearest tenth. 13 and 29 56 and 99 Given the triangles are similar, solve for x.
x 15 36 4 Solve for x.
x 9 9 17 12 x 11.6 8.3 6.7 4.8 14.4 9.4 1.7 Solve for x. 28 x 42 26 Solve for x.
x= 14 Are the triangles similar? 8 30'30'4 7 type yes or no ∆QRS ~ ∆TUV. What is the measure of <V? Q 63' R 47' <V = S T U V F E D G J A H B C ABCDE ~ GHJDF
DJ <H ≅ Complete the statements. = < ABx= x 8 12 18 Solve for m.
9 =
27 m= Bob is taking 9 classes three of which are honors. What is the ratio of non-honors to honors classes? Reduce answers. The sides of a triangle have a ratio of 2:3:4. If the perimeter of the triangle is 279 inches, what is the length of the longest side? hint: Solve for x first. inches Reduce answer.Bud has 7 fish, 9 cats, 11 dogs and one horse for pets. What is the ratio of dogs to total number of pets? A 30'B C Y X 60' Z Given that ∆ABC ~ ∆ZXY Find.... m<A ^{∘}A 30'B C Y X 60' Z Given that ∆ABC ~ ∆ZXY Find.... m<X ∘ A 30'B C Y X 60' XZ~ Z Given that ∆ABC ~ ∆ZXY
Solve for x.
x =
27 135 11.3 17.1 14.6 Name a pair of corresponding sides. Figure TQRS~ BCDE. TQ and BE TS and CD RS and BC QR and CD |

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