Simplify: 4√90

Complete the square: x² - 11x + 8

Find area of triangle: a = 23cm, b = 27cm, angle = 49°. Give your answer to 2 decimal places

a:b is 9:7 and b:c is 2:9. Find a:b:c in its simplest form.

Find the mean, median and range of: 17, 41, 79, 42, 19, 76, 82, 62, 82. Give your answer to 2 decimal places

Simplify: 2√176

Complete the square: 5x² + 20x - 9

Find area of triangle: a = 26cm, b = 15cm, angle = 50°. Give your answer to 2 decimal places

a:b is 4:7 and b:c is 4:3. Find a:b:c in its simplest form.

Find the mean, median and range of: 21, 49, 43, 40, 30, 68, 34, 73

Simplify: √98

Complete the square: x² + 3x + 10

Find area of triangle: a = 20cm, b = 27cm, angle = 61°. Give your answer to 2 decimal places

a:b is 7:9 and b:c is 5:1. Find a:b:c in its simplest form.

Find the mean, median and range of: 94, 55, 76, 67, 91, 40, 87, 40

Simplify: √275

Complete the square: 5x² - 10x - 1

Find area of triangle: a = 30cm, b = 24cm, angle = 64°. Give your answer to 2 decimal places

a:b is 7:2 and b:c is 5:2. Find a:b:c in its simplest form.

Find the mean, median and range of: 61, 46, 85, 82, 90, 61, 45, 45. Give your answer to 2 decimal places

Simplify: 3√125

Complete the square: 2x² - 8x + 2

Find area of triangle: a = 26cm, b = 14cm, angle = 44°. Give your answer to 2 decimal places

a:b is 1:4 and b:c is 5:8. Find a:b:c in its simplest form.

Find the mean, median and range of: 41, 60, 30, 83, 55, 76, 31, 58, 62. Give your answer to 2 decimal places