We need the area of the rectangle in column C from C3 to C11. You could use the Fill function to pull ... We need the areas of the triangles in column D from D3 to D11. The area of a circle ...

To calculate ... triangle. You can see that the area of the right-angled triangle is half the area of the rectangle. So you could divide the area of the rectangle you calculated above by 2. Let's ...

text{Area of a triangle} = \frac{1 ... Do not round this answer yet. To calculate the angle use the inverse sin button on the calculator (\(\sin^{-1}\)).

A triangle is a closed shape with three sides and three vertices. The general formula to calculate ... Area of a triangle where all 3 sides have different measures, can be calculated using Heron ...