### How is the formula for the area of a triangle related to the formula for an area of a parallelogram?

### What is the formula of a quadrilaterals?

There is no formula that covers all aspects of quadrilaterals. There are different formulae for its area, or its angles. There is no formula that covers all aspects of quadrilaterals. There are different formulae for its area, or its angles. There is no formula that covers all aspects of quadrilaterals. There are different formulae for its area, or its angles. There is no formula that covers all aspects of quadrilaterals. There are different formulae for…