Year 8 Angles and Geometry

What is the name given to two angles that add to 90°?

• Right

• Supplementary

• Revolutionary

• Complementary

• Vertically opposite

The value of a in this diagram is:

• b + c

• c + d

• b + d

• 180 - a

• d + 180

The value of a in this diagram is:

• 45

• 122

• 241

• 119

• 61

Which quadrilateral has four equal sides and diagonals equal in length?

• Kite

• Rhombus

• Square

• Parallelogram

• Rectangle

The size of an interior angle of an equilateral triangle is:

The size of an exterior angle on an equilateral triangle is:

What is the complement of 60°?

What is the supplement of 60°?

What is the value of a?

What is the value of a?