A and B are points on a circle, centre O. BC is a tangent to the circle.
AOC is a straight line.
Angle ABO = x°.
Find the size of angle ACB, in terms of x. Give your answer in its simplest form.
Give reasons for each stage of your working.
(Please help me)

With these: 18/36 = 1/? missing number change 1 5/8 to improper fraction. change 19/5 to a mixed number.

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan for ?

In a sample of 200 residents of georgetown county, 120 reported they believed the county real estate taxes were too high. develop a 95 percent confidence interval for the proportion of residents who believe the tax rate is too high. (round your answers to 3 decimal places.) confidence interval for the proportion of residents is up to . would it be reasonable to conclude that the majority of the taxpayers feel that the taxes are too high?