maths quiz nov

Which expression represents the factorisation of x^2 - 16?

• (x + 4)(x - 4)
• (x + 16)(x - 1)
• (x - 8)(x + 2)
• (x + 8)(x - 2)

Which expression represents the factorisation of x^2 + 6x + 9?

• (x + 2)^2
• (x + 4)^2
• (x + 3)(x + 3)
• (x + 3)^2

What is the sum of the angles in a hexagon?

• 540 degrees
• 360 degrees
• 720 degrees
• 180 degrees

Which type of angle measures exactly 180 degrees?

• Acute angle
• Obtuse angle
• Right angle
• Straight angle

Which type of angle measures between 0 and 90 degrees?

• Acute angle
• Reflex angle
• Right angle
• Obtuse angle

What is the sum of the interior angles in a heptagon?

• 600 degrees
• 720 degrees
• 900 degrees
• 450 degrees

What is the term for two angles that have the same relative position on two parallel lines cut by a transversal?

• interior angles
• adjacent angles
• opposite angles
• corresponding angles

What is the relationship between two supplementary angles?

• Supplementary angles are two angles whose measures add up to 180 degrees.
• Supplementary angles are two angles whose measures add up to 90 degrees.
• Supplementary angles are two angles whose measures add up to 360 degrees.
• Supplementary angles are two angles whose measures are always equal.

What is the value of f when 3f + 4 = 19

• f = 10
• f = 3
• f = 7
• f = 5

Solve for g: 6g - 5 = 31

• g = 10
• g = 4
• g = 2
• g = 6