In the figure, ABCD is a rectangle; E is the midpoint of AD; F is the midpoint of CD. What is the ratio between the area of the rectangle ABCD and the area of the triangle AEF?

The figure below shows a square ABCD of side 6 cm. Given that E is the midpoint of AB, points F and G are on BC so that BF = FG = GC. What is the total area of the shaded region in cm2?

The area of trapezoid ABCD is 180 cm²  .The altitude is 8 cm,AD is 10 cm,and BC is 17 cm.
What is AB,in centimeters?

given isosceles trapezoid ABCD (AB//CD), AC is perpendicular to BD and the length of the height of the ABCD is 7 cm. What is the area of the isosceles trapezoid ABCD?

The area of triangle ABC is 300 . In triangle ABC, Q is the midpoint of BC, P is a point on AC between C and A such that CP = 3PA . R is a point on side AB such that the area of \(\Delta\)PQR is twice the area of \(\Delta\)RBQ . Find the area of \(\Delta\)PQR

Let ABCD be a trapezoid with bases AB, CD and O be the intersection of AC and BD. If the areas of triangle OAB, triangle OCD are 16cm², 40cm²respectively and M is the midpoint of BD, then the area of the triangle AMD is  .........cm².

Let ABCD be a trapezoid with bases AB, CD and O be the intersection of AC and BD. If the areas of triangle OAB, triangle OCD are 16cm², 40cm²respectively and M is the midpoint of BD, then the area of the triangle AMD is .........cm².

What is the area of a parallelogram, if the base is 156 cm and the height is 210 cm.

What is the area of a parallelogram, if the base is 19 m and the height is 17 m.