Download 4T Maths Homework - 5/6/15 Mental - Factors, Multiples and Prime

4T Maths Homework - 5/6/15
Mental - Factors, Multiples and Prime Numbers
a) Write down all of the prime numbers between 30 and 50
b) What factors do 72 and 64 have in common?
c) Write down the first five multiples of 2,3,5 and 8
Challenge!
d) The first 4 multiples of which number have a total of 60?
e) The factors of which number have a total of 31?
Nets of 3D shapes
1) Tick () the correct net of a cube.
2)
Tick () the correct net of a cuboid.
3)
When this net is made into a cube, which number will be on the face opposite
the 1?
6
1 5 4 3
2
Estimating, Calculating and Drawing angles
4)
Estimate the size of the angle labelled.
a
5)
Estimate the size of the angle labelled.
a
6)
Calculate the missing angle.
Diagram NOT drawn accurately
°
45°
7)
Calculate the missing angle.
Diagram NOT drawn
accurately
76°
°
194°
8)
Calculate the missing angle.
Diagram NOT drawn
accurately
°
27°
9)
Here is a rectangle. A diagonal has been drawn from B to C.
Calculate the missing angle x.
A
x
C
72°
B
10)
D
Using a ruler and a protractor, draw an angle of 73° in the space below.
The first line has been drawn for you.
Challenge! -Optional
The diagram shows three identical isosceles triangles. What are the sizes of angles r and t?
Not to scale
Homework due in by Wednesday 10th June