## What is a right triangle?

A right triangle is a triangle that has a right angle.

## Pitagora’s theorem (formula and picture)

In every right triangle, the square of the hypotenuse equals the sum of the squares of the legs.

## Calculate the modulus of a complex number (problem with solution) – article 1822

Formula used: The formula for the modulus (absolute value) of a complex number – article 1790. Join the LUNLUN.com’s free

## Calculate the modulus of a complex number (problem with solution) – article 1818

Formula used: The formula for the modulus (absolute value) of a complex number – article 1790. Join the LUNLUN.com’s free

## Calculate the modulus of a complex number (problem with solution) – article 1816

Formula used: The formula for the modulus (absolute value) of a complex number – article 1790. Join the LUNLUN.com’s free

## Calculate the modulus of a complex number (problem with solution) – article 1814

Formula used: The formula for the modulus (absolute value) of a complex number – article 1790. Join the LUNLUN.com’s free

## Calculate the modulus of a complex number (problem with solution) – article 1812

For the formula of the modulus of a complex number, please see The formula for the modulus (absolute value) of

## Calculate the modulus of a complex number (problem with solution) – article 1807

For the formula of the modulus of a complex number, please see The formula for the modulus (absolute value) of