Shapes

Question 1

What is the reflection of shapes

Answer 1

Reflect the object on the other side of the mirror line

Question 2

What is the translation of shapes

Answer 2

Moving by instructions

Question 3

In translation what does -x
-x
Mean?

Answer 3

X left

X down

Question 4

What does the rotation of shapes mean

Answer 4

The number of times it fits itself into a 360 turn by a dot use tracing paper

Question 5

What is the enlargement of shapes

Answer 5

An enlargement changes the size of an object but the shape stays the same

Question 6

What is the formula for the area of a triangle

Answer 6

BxHdividedby2

Question 7

What is the formula for the area of atrapezium

Answer 7

Split the 2 triangles find the area put them back together and add it to the squares area

Question 8

What is the formula for a parellelogram area

Answer 8

BxH

Question 9

What is the formula for the circumference of a circle

Answer 9

Pi x diameter

Question 10

What is the radius

Answer 10

The distance from the centre to the edge

Question 11

Circumference is

Answer 11

Pi x d

Question 12

Area of a circle

Answer 12

Pi r2

Question 13

The area of a triangular prism ( surface area)

Answer 13

Find the area of each face and then add them together

Question 14

What is the formula for the longest side in Pythagoras theorem

Answer 14

a2 + b2 = c2

Question 15

What is the formula for the shortest side in Pythagoras theorem

Answer 15

a2-c2= b2

Question 16

What is surface area

Answer 16

Taking apart

Question 17

What is volume

Answer 17

h ^ b ^ w

h ^ b^ w

^ = multiply

Question 18

How do you work out the perimeter of a semi circle

Answer 18

If the whole circle is x then it would be x. X pi
-
2

Question 19

Definition of congruent

Answer 19

The same exact shape but translated

Question 20

What is a polygon

Answer 20

A 2D shape with straight lines

Question 21

What are the 2 types of polygon

Answer 21

Regular and irregular