3rd Period MP3 Mastery Test Review

A graphic designer enlarged the design shown on her computer. What is the scale factor of the dilation?

• 12

• 3

• 1/3

• 9

Which of the following rules would describe only a horizontal translation of 5 units left?

• (x, y - 5)

• (x, 5 - y)

• (x - 5, y - 5)

• (x - 5, y)

On the graph shown, quadrilateral WXYZ has been reflected to form quadrilateral W^’X^’Y^’Z^’. What is the line of reflection?

• y - axis

• x = 2

• x = 4

• x - axis

Rectangle KLMJ is shown on the graph. Which transformation creates an image of KLMJ that lies completely in the 4th quadrant?

• Reflect rectangle KLMJ over the x-axis.

• Rotate rectangle KLMJ

  clockwise 180° around the origin.

• Translate rectangle KLMJ 5 units to the right.

• Reflect rectangle KLMJ over the y-axis.

Use the Pythagorean Theorem to find the missing side of the right triangle.

• √256

• 8

• 16

• 32

Use the Pythagorean Theorem to find the missing side of the right triangle.

• 26

• √676

• 676

• 34

If a triangle had sides of 6, 8, and 10 would the triangle be….

• right

• obtuse

• acute

Jake and Raul were competing for a job as a landscaper’s apprentice. They were each told to lay out a right triangle on the ground using exactly 30 feet of string. Each man’s triangle is shown below. Which man successfully made a right triangle and why?

• Raul’s triangle is a right triangle because 13² = 12² + 5²

• Jake’s triangle is a right triangle because 12 < 8 + 10

• Raul’s triangle is a right triangle because 13 < 12 + 5

• Jake’s triangle is a right triangle because 12² = 8² + 10²

Three trees in a drawing of a landscape are positioned relative to each other to form an isosceles right triangle as shown.

What is the distance in feet between the centers of the trees located at A and B?

• 7 ft

• 12 ft

• 9 ft

• 6 ft

If you cut a square along the diagonal, it will create two congruent triangles. Pick the answer below that best describes the shapes created?

• Obtuse Triangles

• 45 – 45 – 90 Triangles

• Equilateral Triangles

• 30 – 60 – 90 Triangles