Calculating a triangle’s perimeter is simple; all you need to do is add up the three sides’ lengths. If the triangle consists of sides A, B, and C: Perimeter = A + B + C. 2. Area. To calculate the ...

If you know the length of the base (b) and the area (A) of the triangle, you can easily calculate its height using this formula: Height = (2 * Area) / Base. For example, consider a triangle with an ...

To calculate the area of a triangle in Excel, you need to use this formula =(<cell with length>*<cell with height>)/2. If the length is given in the A1 cell and height in the B1 cell, you need to ...

To calculate the area of a rectangle, you multiply the length by the width. 5cm × 8cm = 40cm² Remember, area is measured in square units, such as square centimetres (cm²) and square metres (m²).

Write a C program that will compute the area of a rectangle. Make a flowchart representing the order of operations within the program. Program #2: Day-Week-Month-Year Calculator Write a C program that ...