7. What are the values of a and b in the figure below?

   

   1. a = 90 eh equals 90  and b = 130 b equals 130
   2. a = 50 eh equals 50  and b = 130 b equals 130
   3. a = 90 eh equals 90  and b = 65 b equals 65
   4. a = 65 eh equals 65  and b = 65 b equals 65
8. A rancher wants to enclose a pen for new calves using 60 ft of fencing. Which shape uses all of the fencing and encloses the greatest area?
   6. a rectangle that is 12 ft by 18 feet
   7. a square 15 ft on each side
   8. a rectangle that is 20 ft by 30 feet
   9. a circle with an 8-ft radius
9. Figure QRST is shown in the coordinate plane. Which transformation creates an image with a vertex at the point ( − 2 , 1 ) ? open minus , 2 comma 1 close question mark

   

   1. Rotate figure QRST by 90 ° 90 degrees  around R.
   2. Reflect figure QRST across the line y = 1 . y equals 1 .
   3. Reflect figure QRST across the line x = 1 . x equals 1 .
   4. Rotate figure QRST by 90 ° 90 degrees  around Q.

10. What is the standard equation of the circle?

    

    6. x 2 + ( y − 2 ) 2 = 9 x squared , plus , open y minus . 2 , close squared . equals 9
    7. ( x + 2 ) 2 + y 2 = 3 open x plus . 2 , close squared , plus , y squared , equals 3
    8. ( x − 2 ) 2 + y 2 = 9 open x minus . 2 , close squared , plus , y squared , equals 9
    9. ( x − 2 ) 2 + y 2 = 3 open x minus . 2 , close squared , plus , y squared , equals 3

11. Amy is trying to prove that a · b = c · d eh middle dot , b equals . c middle dot d  using ⊙ O circle dot o  below by first proving that Δ A P C ~ Δ D P B . cap delta , eh p c tilde . cap delta d p b .  Which similarity theorem or postulate can Amy use?

    

    1. Side-Side-Side Similarity Theorem
    2. Side-Angle-Side Similarity Theorem
    3. Angle-Angle Similarity Postulate
    4. None of these
12. All four angles of a quadrilateral have the same measure. Which statement is true?
    6. All four sides of the quadrilateral must have the same length.
    7. All four angles of the quadrilateral are acute.
    8. Opposite sides of the quadrilateral are parallel.
    9. The quadrilateral must be a square.

13. A triangular park is bordered by three streets, as shown in the map below.

    

    If 1st Street and 2nd Street are parallel, what are the measures of the three angles of the park?

    1. 90, 45, 45
    2. 90, 35, 55
    3. 90, 25, 65
    4. 135, 25, 10
14. What are the coordinates of the midpoint of Q S ¯ q s bar  with endpoints Q ( − 2 , − 5 ) q open minus , 2 comma negative 5 close  and S ( 3 , − 8 ) ? s open 3 comma negative 8 close question mark
    6. ( − 2.5 , 1.5 ) open minus , 2.5 comma 1.5 close
    7. ( 0.5 , − 6.5 ) open 0.5 comma negative 6.5 close
    8. ( − 2.5 , 6.5 ) open minus , 2.5 comma 6.5 close
    9. (0.5, 1.5)

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