7th Grade Chapter 4 Mid-Chapter Quiz

Thom has a scale model of his car. The scale is 1:12. If the actual car has 16-inch wheels, what size are the wheels on the scale model? Round to the nearest tenth.

(a)  

Tags

CCSS.7.G.A.1

Determine the scale factor of a drawing if the scale is

1 inch = 4 feet.

• $\frac{1}{4}$

• $\frac{1}{48}$

• $\frac{1}{12}$

• $\frac{4}{1}$

Tags

CCSS.7.G.A.1

An architect created a scale drawing of a child’s playhouse, as shown at the right. If the scale is 1 inch = 6 feet, what is the actual height of the house? (Enter numbers ONLY) (You may enter your answer in decimal form if you wish)

(a)  

Tags

CCSS.6.RP.A.3B

A map has a scale of 1 centimeter = 40 kilometers. Use the map distances given to find the actual distances between each pair of cities.

Fort Worth and El Paso: 21.7 cm

(Enter numbers only no letters)

(a)  

Tags

CCSS.7.RP.A.2C

A map has a scale of 1 centimeter = 40 kilometers. Use the map distances given to find the actual distances between each pair of cities.

Rockwall and Rosenberg: 9.5 cm

(Enter numbers only no letters)

(a)  

Tags

CCSS.7.RP.A.2C

• $334\ \frac{1}{8}$

• $20\ \frac{1}{4}$

• $16\ \frac{1}{2}$

• $73\ \frac{1}{2}$

Tags

CCSS.6.RP.A.3B

Each pair of polygons is similar. Determine the missing side measures. Round to the nearest tenth if necessary. (Enter numbers only NO LETTERS)

(a)  

Tags

CCSS.HSG.SRT.B.5

Each pair of polygons is similar. Determine the missing side measures. Round to the nearest tenth if necessary. (Enter numbers only NO LETTERS)

(a)  

Tags

CCSS.HSG.SRT.A.2

Rectangle ABCD has side lengths of 28 millimeters and 16 millimeters. Rectangle LMNP has side lengths of 7 millimeters and 8 millimeters. Are the rectangles similar?

HINT: Draw a picture and label the rectangles to help you answer this questions.

• yes

• no

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Triangle JKL is similar to triangle WXY. What is the value of KL if XY is 15 centimeters, KJ is 8 centimeters, and WX is 5 centimeters?

HINT: Again, draw a picture and label the triangles to help you answer this question. (Enter only numbers no letters)

(a)  

Tags

CCSS.HSG.SRT.A.2