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Math

A,B,C and D are points on a circle. ABCD is a square of side 7 cm. Work out the total area of the shaded regions. Give your answer correct to the nearest whole number.

BD= diameter of the circle As shown in the diagram and the question, the square is inscribed inside the circle and we are supposed to find the area of th...

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How to convert a recurring decimal into fraction

Firstly, we need to define what a recurring decimal and a fraction are. A fraction is an expression in which a number is being divided by another number. T...

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How do I use Pythagoras' Theorem to calculate the hypotenuse of a triangle?

Adjacent^2 +Perpendicular^2 = Hypotenuse ^2Example:Adjacent = 4cmPerpendicular = 6cmAdjacent^2 = (4)^2 = 16cmPerpendicular^2 = (6)^2 = 36cmHypotenuse^2 = 16 + 3...

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By completing the square, find the solutions of x which satisfy the equation x^2+14x-1=0

METHOD 1:When applying completing the square method, the main goal is to change the format of the equation from:ax²+bx+c = 0 ⇒ a(x+d)² + e= 0If we compare both...

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