126 P5.AN.JM.17083260
Level 3
In the figure, O is the centre of the circle and OABC is a rhombus. Find the value of ∠a + ∠b + ∠c + ∠d.
3 m
Rhombus Angles sum of triangle Angles at a point Interior angles Angle properties within a circle
127 P5.AN.JM.17083263
Level 3
In the figure, PQST, PYWV, RQYX, XWUT and RSUV are straight lines. Find the value of ∠a + ∠b + ∠c + ∠d.
3 m
Exterior angle of a triangle Sum of angles in a star
128 P5.AN.JM.17083146
Level 3
In the figure, JKLM is a parallelogram. Find ∠b.
4 m
Parallelogram
129 P5.AN.JM.17083171
Level 3
ABCD is a rhombus. ADE is an equilateral triangle. Find
  1. ∠EAB
  2. ∠ABD
4 m
Equilateral triangle Isosceles triangle Rhombus
130 P5.AN.JM.17083118
Level 3
In the diagram shown, ABC is a right-angled triangle and AB = BC = AD. Find
  1. ∠DAC
  2. ∠ADB
4 m
Isosceles triangle Right-angled triangle Angles sum of triangle

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