Look at the diagram. Calculate ∠a and ∠b.

(Answer format : .....^°, .....^°)

(a)  

PQRS is a parallelogram. Find ∠x, ∠y and ∠z.

(Answer format : .....^°, .....^°, .....^°)

(a)  

ABCD is a rhombus. Find ∠j, ∠k and ∠l.

(Answer format : .....^°, .....^°, .....^°)

(a)  

KLMN is a trapezium in which KL // MN. Find ∠a, ∠b and ∠c.

(Answer format : .....^°, .....^°, .....^°)

(a)  

Look at the diagram. SV is a straight line. Triangle STU is an equilateral triangle. Find ∠p, ∠q and ∠r.

(Answer format : .....^°, .....^°, .....^°)

(a)  

Look at the diagram. ABC is an isosceles triangle and AD is a straight line. Find ∠x and ∠y.

(Answer format : .....^°, .....^°)

(a)  

Look at the picture (not drawn to scale). Find ∠x and ∠y.

(Answer format : .....^°, .....^°)

(a)  

Look at the diagram and calculate ∠s and ∠t.

(Answer format : .....^°, .....^°)

(a)  

ABCD is a parallelogram in which AB // CD and BC // AD.

Find ∠a, ∠b, ∠c and ∠d.

(a)