Find the area and perimeter of the shape illustrated in figure given below. The concerns are all right angles.

Find the area of the figure shown below in which all corners are right-angles and the dimensions are shown in centimetres.

If the answer is $k {\mathrm{cm}}^2$, find $k$.

For a triangle with given measures, fill the table below.

For a triangle, find:

For a triangle, find area.

For a triangle if

Then find the value of $k$.