Calculating Angles

Click two boxes only (take you time).

• There are two missing angles inside the triangle.

• You need to calculate the green angle first.

• This is impossible

• This question is silly

Calculate the angle. (Take your time).

• 80°

• 45°

• 55°

• 135°

Calculate the angle

• 35°

• 80°

• 45°

• 125°

Calculate the angle

• 180°

• 114°

• 57°

• 66°

This is an isosceles triangle. The two base are _________

• reflex angles

• different

• SAME

• obtuse angle

Work out the size of angle x.

• 48°

• 38°

• 58°

• 228°

Work out the size of angle x.

• 297°

• 307°

• 317°

• 327°

Work out the size of angle x.

• 128°

• 118°

• 108°

• 98°

Work out the size of angle x.

• 43°

• 121°

• 69°

• 59°

Work out the size of angle x.

• 117°

• 127°

• 137°

• 297°