Geometry Area formulas

Find the area of an equilateral triangle whose perimeter is 18.

If the area of a parallelogram is 75, the height is 5 and the base is represented by 4x - 5, find the value of x.

Find the area of a triangle whose sides measure 22 and 37, with an included angle of 56 degrees.

Find the circumference of a circle whose radius is 18.

Find the area of a circle whose circumference is 14 pi.

Find the area of a rhombus whose diagonals measure 42 and 56.

The length of one side of a rhombus is 62 and one of its angles measures 45 degrees, find its area.

Find the area of a rectangle whose side measures 12 and diagonal measures 20.

Express the area of a triangle whose base is represented by 6x and height is represented by 7.

Find the area of a square whose perimeter is 64.

Find the area of a triangle whose sides are 10, 24 and 26.

If the area of a square is 128, find the length of the diagonal.

Find the length of a side of a hexagon whose perimeter is 30x + 12.

Find the area of a trapezoid whose height is 8 and bases measure 18 and 22.

The area of a parallelogram is 28 and the base is 7. Find the height of the parallelogram.

Find the side of a square whose area is 169.

If the area of a trapezoid is 380 and the median is 19, find the height.

Find the perimeter of the figure above.

Find the area of a circle whose diameter is 14.

Find the area of a parallelogram whose sides measure 45 and 27 and include an angle of 120 degrees.