The diagram shows a circle and an equilateral triangle. One side of the equilateral triangle is a diameter of the circle.
The circle has a circumference of 48 cm.
Work out the area of the triangle.
Give your answer correct to 3 significant figures.

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population, find the population standard deviation, o.79828588912497

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r