What is the length of the hypotenuse of this right angled triangle?

Pythagoras theorem can be used to calculate the length x of the triangle. The length of the hypotenuse is equal to the square root of a2 + b2. When given length a and b, you are able to calculate this length.

CA

Related Maths GCSE answers

All answers ▸

Here are the first four terms of a quadratic sequence: 11 26 45 68. Work out an expression for the nth term.


How do you solve an equation like: 5/(x+2) + 3/(x-3) = 2?


Find the equation of the straight line that is tangent to the curve 2x^2 - 5x - 3 =0 when x = 3.


The point P has coordinates (3,4). The Point Q has the coordinates (a,b). A line perpendicular to PQ is given by the equation 3x+2y=7. Find an expression for b in terms of a.