Section 9

Question 1

How many grams in a kilogram?

Answer 1

1000

Question 2

List the first 5 cube numbers.

Answer 2

1, 8, 27, 64, 125

Question 3

What is the correct statement for Z angles in parallel lines?

Answer 3

Alternate angles are equal

Question 4

What do you need to list to describe a reflection?

Answer 4

• Reflection
• The equation of the mirror line

Question 5

How do you calculate the gradient of a linear graph?

Answer 5

Rise / Run
OR
Change in y / Change in x

Question 6

Using index laws:
When we divide terms (with the same base) what do we do with the indices?

Answer 6

Subtract them

Question 7

Write 1/3 as a percentage.

Answer 7

33.33333…%

Question 8

What is the formula for the area of a circle?

Answer 8

A=πr²

Question 9

What does congruent mean?

Answer 9

Exactly the same size and shape.
Identical.

Question 10

What is the reciprocal of 5?

Answer 10

1/5

Question 11

What is Pythagoras’ Theorem?

Answer 11

On a right-angled triangle:
The two small squares add up to the big square (on the hypotenuse)

Question 12

What is the sum of the exterior and interior angle of any polygon?

Answer 12

180