1. Find the size of the angles marked by letters.

 

(a)

(b)

(c)

 

2. Match up the triangles below with the names:

(a) Scalene triangle (b) Obtuse-angled triangle (c) Right-angled triangle

 

(i)

(ii)

(iii)

 

3. Find the size of each angle:

 

(a) 

(b) 

(c)

 

 

4. State whether the following pairs of triangles are congruent:

 

(a) 

(b)

 

5. Find the size of the sides and angles marked by letters:

 

(a)

(b)

(c)

 

6. Find the value of x and state the type of triangle each one is:

 

(a)

(b)

(c)

 

7. Are the statements about the lengths of sides in the triangle true or false?

 

(a) q > m

(b) p < m

(c) p = q