The answer depends on the shape of the figure.
Oh, what a happy little question! To find the area of a square, you simply multiply the length of one side by itself. In this case, with each side being 6cm long, you would multiply 6cm by 6cm to get an area of 36 square centimeters. Isn't that just delightful?
The area is 28.274 cm2
The area of triangle is : 24.0
The surface area of a cylinder with a radius of 6cm and a height of 9cm is 565.5 units2
173.8cm2
A ≈ 28.27cm2
48
The area of rectangle is : 18.0
72cm
66cm2
Area = 15.58846 cm2
The area of rectangle is : 48.0