COUNTDOWN TO STAAR 1.5

1. Right triangles ABC and DEF are similar.

Which of these proportions demonstrate the slope of AC is equal to the slope of DF?

• A
• B
• C
• D

2 Which of the following could represent the unit side lengths of a right triangle?

• F
• G
• H
• J

3. David has some money in his savings account at a local bank. He will add the same amount of money to the account each week for the next several weeks. The table shows the amount of money he will have at the end of x weeks.

Which statement is true?

A David originally had $75 in the savings account and he will add $50 each week.

B David originally had $100 in the savings account and he will add $50 each week.

C David originally had $75 in the savings account and he will add $25 each week.

D David originally had $100 in the savings account and he will add $25 each week.

• A
• B
• C
• D

4 Video Store A charges a $15.00 account setup fee and $1.75 per movie rental. Video Store B charges a $7.50 account setup fee and $2.25 per movie rental. What number of movie rentals will make the total cost of renting movies from Video Store A equal to the total cost of renting movies from Video

Store B?

5 Point P is located at (-2, 3) on a coordinate grid. Point P is translated 7 units right and 6 units down to make Point P'.

Which of these is closest to the unit distance between points P and P'?

F 7

G 9

H 11

J 13

• F
• G
• H
• J