Perimeter
A rectangular field is 45 m long and 28 m wide. What is its perimeter?
146m
A rectangle has a length of 18 cm and a width of 7 cm. What is its area?
126cm2
What is the correct formula for the AREA of a circle?
A=πr2
The scores in a spelling test were: 12, 15, 18, 10, 15. What is the mean score?
14
7x+3x−5.
10x-5
A shape is made by joining a 6 cm × 4 cm rectangle to a 4 cm × 3 cm rectangle along their 4 cm sides. Work out the perimeter.
37cm
A triangle has a base of 12 m and a height of 9 m. Find its area.
54m2
A circle has a radius of 7 cm. Find its area.
153.9cm2
Find the median of the numbers: 4, 9, 2, 7, 6.
6
4y−6=18.
6
An isosceles triangle has two equal sides of 9 cm and a base of 12 cm. Find the perimeter.
30cm
A parallelogram has a base of 15 cm and a perpendicular height of 8 cm. What is its area?
120cm2
A circle has a diameter of 18 m. Work out its circumference.
75.4m2
The shoe sizes in a class are: 6, 7, 7, 8, 6, 7, 9. What is the mode?
7
Expand: 5(2a−3).
10a-15
A garden measures 12 m by 9 m. How far does someone walk if they walk once around the edge?
42m
A trapezium has parallel sides of 10 cm and 16 cm, with a height of 9 cm. Work out its area.
117cm2
A circle has a radius of 12 cm. Calculate its circumference.
75.4 cm.
A student records the number of pages they read each day: 20, 25, 30, 15, 20. Find the mean and the median.
Mean: 22
Median: 20
Solve 3x + 4 = 19
5
A regular hexagon has each side measuring 7.5 cm. What is its perimeter? Answer:
45cm
A compound shape is made from a 10 m × 4 m rectangle attached to a 4 m × 3 m rectangle. Find the total area.
52m2
A semicircle has a radius of 9 m. Find the perimeter of the semicircle.
46.3m2
The temperatures this week were: 18, 21, 19, 21, 22, 20, 21. Find the interquartile range (IQR).
2
3(x+4)=27.
5