7.5C Benchmark Review

Two triangles are similar. The sides of the first triangle are 3 cm, 4 cm, and 5 cm. If the longest side of the second triangle is 10 cm, what is the length of the shortest side of the second triangle?

• 6 cm

• 4 cm

• 3 cm

• 2 cm

Tags

CCSS.HSG.SRT.A.2

A rectangle is 8 cm wide and 14 cm long. If a similar rectangle has a width of 4 cm, what is its length?

• 7 cm

• 8 cm

• 12 cm

• 24 cm

Tags

CCSS.7.G.A.1

A scale drawing of a park uses a scale of 1 cm : 5 m. If the actual park is 100 m long, how long is the park in the drawing?

• 10 cm

• 20 cm

• 25 cm

• 50 cm

Tags

CCSS.7.G.A.1

Two similar pentagons have side lengths in the ratio 2:3. If the perimeter of the smaller pentagon is 20 cm, what is the perimeter of the larger pentagon?

• 25 cm

• 30 cm

• 35 cm

• 40 cm

A map uses a scale of 1 inch : 10 miles. If two cities are 3 inches apart on the map, what is the actual distance between them?

• 10 miles

• 20 miles

• 30 miles

• 40 miles

Tags

CCSS.7.RP.A.2C

A model car is built to a scale of 1:18. If the model is 10 inches long, how long is the actual car?

• 180 inches

• 150 inches

• 200 inches

• 220 inches

Tags

CCSS.7.RP.A.2C

A blueprint of a house uses a scale of 1 cm : 2 m. If a room is 5 cm by 7 cm on the blueprint, what are the actual dimensions of the room?

• 10 m by 14 m

• 12 m by 16 m

• 14 m by 18 m

• 15 m by 20 m

Tags

CCSS.7.G.A.1

Two similar rectangles have widths in the ratio 4:5. If the length of the smaller rectangle is 16 cm, what is the length of the larger rectangle?

• 18 cm

• 20 cm

• 22 cm

• 24 cm

A photograph is enlarged to a scale of 3:2. If the original photograph is 4 inches wide, how wide is the enlarged photograph?

• 5 inches

• 6 inches

• 8 inches

• 10 inches

Tags

CCSS.7.G.A.1

A scale model of a building is created with a scale of 1:50. If the model is 2 feet tall, how tall is the actual building?

• 150 feet

• 100 feet

• 75 feet

• 50 feet

Tags

CCSS.7.G.A.1