What do I need the Pythagoras theorem for?
As an example you can use it to calculate the length of the hypotenuse in a triangle. The square of the hypotenuse is equal to the sum of the squares of the other two sides.
As a formula a^2 + b^2 = c^2
FD
Related Maths GCSE answers
All answers ▸Solve 3(x-2) = 21
Increase 35 by 20%:
Minnie and Helen are playing in the same hockey match. The probability of Minnie scoring a goal is 0.3. The probability of Helen scoring a goal is 0.4. What is the probability of both Minnie and Helen scoring a goal.
v = u + at, u = 1 a = -3 t = 1/2, Work out the value of v.