G9 Assessment 6 Quarter 2 Week 19 (Group A) Inventors

Determine whether the triangles are similar. If so, write a similarity statement.

• not similar

• similar , HJI ~ EFG

• similar , HIJ ~ GFE

• similar , HIJ ~ FEG

Identify the similar triangles. Then find the measure of VT

• △SRT ~ △UVT; VT = 2.7

• Not similar

• △RST ~ △UVT; VT = 5.4

• △RTS ~ △UVT; VT = 6.3

If ABCD ∼ PQRS, find the scale factor of ABCD to PQRS and the perimeter of each polygon.

• scale factor $\frac{5}{4}$ ; perimeter ABCD = 68;perimeter PQRS = 85

• scale factor $\frac{4}{5}$ ; perimeter ABCD = 68 ; perimeter PQRS = 80

• scale factor $\frac{4}{5}$ ; perimeter ABCD = 60 ; perimeter PQRS = 85

• scale factor $\frac{4}{5}$ ; perimeter ABCD = 68 ; perimeter PQRS = 85
  

Use substitution to solve the system of equations.

x + 5y = 4

3x + 15y = –1

• (4,-1)

• no solution

• (5,3)

• (5,15)

The measures of complementary angles have a sum of 90 degrees. Angle A and angle B are complementary, and their measures have a difference of 20°. What are the measures of the angles?

• 30° and 55°

• 35° and 50°

• 35° and 55°

• 25° and 55°

Write an inequality to represent the graph.

• y ≤ x – 2

• y ≥ –2x – 4

• y > 3x – 3

• y > x + 4

Which one is the graph of the inequality –x > y

• 
• 
• 
• 

Solve |3a + 4| < 10

• The solution set is {𝑎 │− $4\frac{2}{3}$ < 𝑎 < 1}

• The solution set is {𝑎 │−4 < 𝑎 < 2}

• The solution set is {𝑎 │−3 < 𝑎 < 2}

• The solution set is {𝑎 │− $4\frac{2}{3}$ < 𝑎 < 2}

Write inequality involving absolute value for the graph

• |x + 4| > 2

• |x + 4| < 2

• |x + 6| > -2

• |x + 4| < -6

Write a compound inequality for the graph.

• x ≤ –3 or x ≥ 3

• x < –3 or x ≥ 3

• x ≤ 3 or x ≥ 3

• x ≤ –3 or x < 3