
Find the base of the triangle.
Find the height of the triangle.
Find the area of the triangle. Show your work.
Find the area of the trapezoid. Show your work.

Find the area of the parallelogram. Show your work.
Find the area of the shaded region. Show your work.
Find the height of the trapezoid. Show your work.

Find the length of line AB. Show your work.
Find the total area of the shaded regions. Show your work.
Find the area of the octagon. Show your work.