Scale & Geometric Drawings

This is a scale drawing of a field. The scale is 1 in. : 10 ft. What is the actual length of the longer side of the field? 

• 10 ft
• 50 ft
• 70 ft

Two sides of a triangle measure 15 cm and 21 cm. Which of the following could be the measure of the third side? 

• 4 cm
• 5 cm
• 6 cm
• 7 cm

A student enlarged this rectangle to fill as much as possible of an 8.5 cm ´ 11 cm piece of paper. What scale was used? 

• 1 : 1.75
• 1 : 2.34
• 1 : 4.43
• 1 : 5.94

Two sides of a triangle measure 20 cm and 30 cm. Which of the following could be the measure of the third side?

• 3 cm
• 6 cm
• 11 cm

A triangle has two sides that measure
5 cm and 7 cm. Which of the following CANNOT be the measure of the third side? 

• 17 cm
• 10 cm
• 3 cm

A store sells baskets for 50% off the retail price. The retail price of a basket is $24. What is the sale price?

• $10
• $12
• $20

This scale drawing shows a parking lot. What is the length of the longer side of the actual lot? 

• 63 m
• 235 m
• 315 m
• 630 m