Question

# If a right triangle has one side of 7 and another side of 8, what is the length of the hypotenuse?

Right triangles and trigonometry
If a right triangle has one side of 7 and another side of 8, what is the length of the hypotenuse?

$$\displaystyle{7}^{{2}}+{8}^{{2}}={c}^{{2}}$$
$$\displaystyle{49}+{64}={c}^{{2}}$$
$$\displaystyle{113}={c}^{{2}}$$
$$\displaystyle{c}=√{113}≈{10.6}$$