Scaled Copies
A triangle has side lengths of 3 cm, 4 cm, and 5 cm. A scaled copy is made with a scale factor of 2. What is the length of the longest side?
What is 10cm?
If 3 pencils cost $1.50, how much does 1 pencil cost?
What is $0.50?
What is 25% of 80?
What is 20?
What is the formula for the circumference of a circle?
What is C = 2πr or C = πd?
What is -5 + 8?
What is 3?
What stays the same in a scaled copy?
A car travels 180 miles in 3 hours. What is its constant speed?
What is 60 miles per hour?
A shirt originally costs $40 and is on sale for 25% off. What is the sale price?
What is $30?
Find the circumference of a circle with a radius of 5 cm. (Use π ≈ 3.14)
What is 31.4cm?
What is 4.5 × 2?
What is 9?
A rectangle is scaled by a factor of 0.5. Its original width was 12 inches. What is the width of the copy?
What is 6 inches?
Write an equation for a proportional relationship where y = 5x.
What is y=5x?
If a student answered 18 out of 20 questions correctly, what percent did they get right?
What is 90%?
What is the formula for the area of a circle?
What is A = πr²?
Simplify: −6/2
What is -3?
A scaled copy of a hexagon has a side length of 18 cm, and the original has a side of 3 cm. What is the scale factor?
What is 6?
A graph of a proportional relationship passes through which two key points?
What are (0, 0) and (1, the unit rate)?
A $200 item is marked up 15%. What is the final price?
What is $230?
Find the area of a circle with a diameter of 10 cm.
What is 78.5 cm²?
What is the product of 3/4 x 2/5?
What is 3/10?
If the scale factor is 3 and the original area is 4 square units, what is the area of the scaled copy?
What is 36 square units?
A table shows a proportional relationship. The x-values are 2, 4, 6, and the y-values are 10, 20, 30. What is the constant of proportionality?
What is 5?
A number increased from 60 to 75. What is the percent increase?
What is 25%?
A circular garden has a radius of 7 feet. What is its circumference and area? (Use π ≈ 3.14)
What is 43.96 feet and 153.86 square feet?
What is -3 - (-7)?
What is 4?