GCSE Secondary Maths Age 13-17 - Geometry & Measures: Algebra - Explained

Which of the following is NOT an angle fact related to parallel lines?

• Interior angles

• Corresponding angles

• Exterior angles

• Alternate angles

What is the reason for angle DEQ being 60 degrees?

• It is an alternate angle

• It is a corresponding angle

• It is an interior angle

• It is a supplementary angle

Why is angle EQR equal to 60 degrees?

• It is a vertical angle

• It is an interior angle

• It is an alternate angle

• It is a corresponding angle

How do you calculate the third angle in a triangle if two angles are known?

• Add the two known angles

• Subtract the sum of the two known angles from 180

• Multiply the two known angles

• Divide the sum of the two known angles by 2

What is the final angle X in the triangle, given angles of 80 and 60 degrees?

• 50 degrees

• 40 degrees

• 60 degrees

• 30 degrees