Plane Geometry and Similarity

The two trapezoids are similar. What is the length of segment RS?

• 0.46

• 4.26

• 11.5

Tags

CCSS.HSG.SRT.A.2

Rectangle GHIJ is enlarged to form rectangle KLMN. What is the scale factor?

• 4

• 1/2

• 2

• 1/4

Tags

CCSS.7.G.A.1

Triangle ABC is similar to triangle DEF. Which proportion must be true?

• 
• 
• 
• 

Tags

CCSS.HSG.SRT.A.2

A button has a diameter of 5 centimeters. What is the area of the button?

• 15.7

• 19.625

• 78.5

• 3.14

Tags

CCSS.7.G.B.4

Match the congruent sides and angles.

• < F

• < A

• < E

• < D

• BC

• DF

• < C

• < B

• DE

• AC

Tags

CCSS.HSG.CO.B.7

The area of the circle is 28.26 ft² . What is the diameter?

• 9

• 3.14

• 3

• 9.42

Tags

CCSS.7.G.B.4

The circle in the center of a basketball court is being painted. The circle has a radius of 9 feet. What is the circumference of the circle?

• 254.34

• 28.26

• 14.13

• 56.52

Tags

CCSS.7.G.B.4

The circumference of a circle is 28.26 cm. What is the radius?

• 4.5

• 9

• 88.74

• 9.86

Tags

CCSS.7.G.B.4

The diagram below shows a tile border (shown in gray) that surrounds a kiddie pool. How many square feet does the tile border cover?

• 212

• 162

• 90

• 72

A square playground is covered with pebbles, except for two equal sized triangular portions that have grass. How many square feet do the pebbles cover?

• 147

• 196

• 49

• 245