The rule (2x + 1, 4y - 2) would be similar to the original?
What is false because it gets taller.
100
If the original figure was a 12 by 15 and it shrunk to a 4 by 5, what scale factor did it shrink by?
What is divide by 3.
100
A picture frame measures 8 inches by 6 inches. Can it be reduced to 4 inches by 3 inches?
What is true because the SF is divide by 2 OR 2.
100
If a figure was enlarged by a scale factor of 3, how did it's area change?
What is 9 times larger.
200
5/6 + 1/5
What is 1 1/30.
200
The original rectangle is a 4 by 5 and the new enlarged rectangle is a 12 by 15. Write a rule that finds the coordinates for the new enlarged rectangle.
What is (3x, 3y).
200
Jacob has a chocolate chip cookie receipe that uses 2 cups of sugar for 6 dozen cookies. How much sugar will he need if he only wants to make 36 cookies?
What is 1 cup.
200
The original length of a rectangle is 15 cm. Using a scale factor of 2.5 on the original, what would be the new rectangle's length?
What is 37.5 cm.
200
If a figure was enlarged by a scale factor of 5, how did its area change?
What is 25 times bigger.
300
12 / 4 + 12 x 2
What is 27.
300
What would happen to a figure if I used the rule (4x - 2, y + 3) on it?
What is it would get wider and move left 2 and up 3.
300
A scale of a map indicates that "1 inch equals 75 miles." How many miles does 6 inches represent?
What is 450 miles.
300
The rectangles are similar. One rectange is a 4 by 8 and the other is a 5 by 10. Give a pair of ratios that compare corresponding sides.
What is 5/10 and 4/8 OR 10/5 and 8/4.
300
If a figure was enlarged by a scale factor of 3, how did its perimeter change?
What is 3 times bigger.
400
2 x 4 + 3 + 5 x 2
What is 21.
400
If I used the rule (3x - 4, 2y +5), what would happen to the original shape? (size and movement)
What is gets wider and moves left 4 and up 5.
400
The original base of a triangle is 12 cm. Using a scale factor of 1.5 on the original, what would be the new triangle's base?
What is 18 cm.
400
Sue has two picture frames that are similar. The larger frame is 3 feet wide by 6 feet high. What is the measurement of the height of the other frame if it is 2 feet wide?
What is 4 feet.
400
If I used a scale factor of 4 on an original, what would happen to the new figures area?
What is 16 times bigger.
500
4/5 x 15/16
What is 3/4.
500
What would be the new coordinate point if I used the rule (x + 8, y - 2) on point (6,5).
What is (14,3).
500
Emily wants to enlarge her favorite picture. Her photo is a 4 by 6 and she wants to enlarge it by 150%. What are the new dimensions?
What is 6 by 9.
500
Both rectangles are similar. The original rectangle is a 4 by 7 and the enlarged rectangle is a 10.5 by 6. What scale factor was used to enlarge the rectangle?
What is 1.5.
500
Using this rule, (2x + 4, 2y - 4) on the original, what would happen to the area?