**Q1: **

Complete the sentence: These figures are .

- Asimilar but not congruent
- Bneither similar nor congruent
- Ccongruent

**Q2: **

Two triangles are similar. What will be true of the lengths of the corresponding sides of both triangles?

- A If the angles are equal, the sides will be equal.
- B They will be equal.
- C Only two corresponding sides will be equal.
- D They will be in a constant ratio.

**Q3: **

Two triangles are similar. What will be true of the measures of the corresponding angles in the two triangles?

- A Only two corresponding angles will be equal.
- B They will be different.
- C If the sides are equal, the angles will be equal.
- D They will be equal.
- EOnly two corresponding angles will be equal.

**Q4: **

The two triangles in the given figure have equal angles. Is this enough to prove that the two triangles are similar?

- A yes
- B no

**Q5: **

Which of the following triangles is similar to the one seen in the given figure?

- A
- B
- C
- D
- E

**Q6: **

The figure shows two triangles: and .

Work out the measure of .

What does the criterion tell us about these two triangles?

- AAs both triangles share two angles of equal measures, they must be similar.
- BAs both triangles share one angle of equal measure, then they must be similar.
- CAs both triangles share two sides of equal measures, they must be similar.
- DAs both triangles share three angles of equal measures, they must be similar.
- EAs both triangles share two angles and two sides of equal measures, they must be similar.

**Q7: **

In the figure, given that the two triangles are similar, work out the value of .

- A
- B
- C
- D
- E

**Q8: **

In the figure, given that the two triangles are similar, what is the scale factor that would take you from the larger to the smaller triangle?

- A
- B2
- C
- D
- E

**Q10: **

Find the length of .

**Q11: **

Two quadrilaterals have corresponding angles that have equal measures. Can we be sure that the quadrilaterals are similar?

- A no
- B yes

**Q12: **

Is the polygon similar to the polygon ?

- Ayes
- Bno