Simplify: √539

Complete the square: 3x² + 36x + 13

Find area of triangle: a = 12cm, b = 28cm, angle = 78°. Give your answer to 2 decimal places

a:b is 1:7 and b:c is 5:8. Find a:b:c in its simplest form.

Find the mean, median and range of: 40, 82, 13, 24, 82, 80, 81. Give your answer to 2 decimal places

Simplify: √864

Complete the square: x² + 11x - 1

Find area of triangle: a = 25cm, b = 21cm, angle = 44°. Give your answer to 2 decimal places

a:b is 6:5 and b:c is 4:7. Find a:b:c in its simplest form.

Find the mean, median and range of: 56, 38, 21, 25, 34, 50, 28, 32

Simplify: √176

Complete the square: 3x² + 24x - 14

Find area of triangle: a = 15cm, b = 23cm, angle = 56°. Give your answer to 2 decimal places

a:b is 1:5 and b:c is 8:1. Find a:b:c in its simplest form.

Find the mean, median and range of: 38, 90, 15, 50, 85, 73, 85. Give your answer to 2 decimal places

Simplify: √792

Complete the square: x² + 11x - 10

Find area of triangle: a = 23cm, b = 19cm, angle = 68°. Give your answer to 2 decimal places

a:b is 5:8 and b:c is 7:9. Find a:b:c in its simplest form.

Find the mean, median and range of: 37, 18, 45, 98, 23, 93, 51, 66, 35. Give your answer to 2 decimal places

Simplify: 4√75

Complete the square: x² - x + 9

Find area of triangle: a = 23cm, b = 17cm, angle = 55°. Give your answer to 2 decimal places

a:b is 7:9 and b:c is 7:6. Find a:b:c in its simplest form.

Find the mean, median and range of: 29, 87, 21, 18, 90, 53, 77, 74, 77. Give your answer to 2 decimal places