76 P6.AN.NK.17051727
Level 3
In the figure, not drawn to scale, ACDE is a parallelogram and ABF is an isosceles triangle. EFCB is a straight line. ∠CDE = 100°, ∠ACF = 54° and ∠CAB = 12°. Find ∠EAF.
3 m
Isosceles triangle Parallelogram Angles on a straight line Exterior angle of a triangle Alternate angles Interior angles
77 P5.AN.JM.17083264
Level 3
AB = BE and AB = BC. Given that ∠DAB is 28° and ∠ADE is 92°, find ∠EAD.
3 m
Isosceles triangle Exterior angle of a triangle
78 P5.AN.JM.17083121
Level 3
In the figure, MNOP is a square and OPQ is an equilateral triangle. Find ∠a.
3 m
Right angle Equilateral triangle Isosceles triangle Angles sum of triangle Exterior angle of a triangle
79 P5.AN.NK.23041250
Level 3
In the figure, ABCD is a rectangle and BDE is an isosceles triangle. Given that BD = BE, ∠BED = 55° and ∠ADE = 253°, find ∠ DBC.
3 m
Rectangle Isosceles triangle Angles at a point Alternatte angles
80 P5.AN.JM.17083139
Level 3
In the figure, PR // SU and PT = QT. Find ∠QTR.
3 m
Isosceles triangle Angles sum of triangle Alternate angles

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