Simplify: 2√90

Complete the square: x² - 9x + 8

Find area of triangle: a = 19cm, b = 13cm, angle = 60°. Give your answer to 2 decimal places

a:b is 3:8 and b:c is 6:1. Find a:b:c in its simplest form.

Find the mean, median and range of: 69, 29, 67, 14, 65, 14, 87, 46. Give your answer to 2 decimal places

Simplify: 5√75

Complete the square: x² - 3x - 10

Find area of triangle: a = 29cm, b = 29cm, angle = 73°. Give your answer to 2 decimal places

a:b is 5:8 and b:c is 6:5. Find a:b:c in its simplest form.

Find the mean, median and range of: 83, 18, 52, 76, 18, 87, 38. Give your answer to 2 decimal places

Simplify: √726

Complete the square: x² - 3x + 12

Find area of triangle: a = 25cm, b = 24cm, angle = 80°. Give your answer to 2 decimal places

a:b is 8:9 and b:c is 7:4. Find a:b:c in its simplest form.

Find the mean, median and range of: 35, 67, 56, 75, 47, 16, 29, 33

Simplify: √891

Complete the square: 3x² - 12x - 1

Find area of triangle: a = 28cm, b = 12cm, angle = 77°. Give your answer to 2 decimal places

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

Find the mean, median and range of: 42, 49, 60, 46, 70, 75, 11, 68. Give your answer to 2 decimal places

Simplify: 3√63

Complete the square: x² - x + 8

Find area of triangle: a = 15cm, b = 29cm, angle = 57°. Give your answer to 2 decimal places

a:b is 9:2 and b:c is 9:5. Find a:b:c in its simplest form.

Find the mean, median and range of: 98, 15, 94, 71, 77, 64, 73, 32