Determine the perimeter of the rectangle if its area is 64 m and its length is 16 m.

What metric measure would you use to measure the length of a pencil?  

Simplify the expression as far as possible:  

A cylindrical jug that carries 5 ℓ of water when it is filled to the brim, has a height of 20 𝑐𝑚. Determine the diameter of the base surface of the jug (in 𝑐𝑚)? Round off your answer to the nearest integer. 

A container with a length of 40 cm, a breadth of 30 cm and a height of 10 cm contains 12 identical cans with a diameter of 6 cm and a height of 10 cm. The remaining space is filled with a thick liquid. How much liquid was required to fill the gaps of the container?

Determine the volume of a prism with l = 0,15 𝑚, b = 40 𝑚𝑚 and h = 20 𝑐𝑚. Your answer must be converted to litres, rounded to two decimal places. 

A well is shaped like a cylinder. If the water in the well is 2 m deep, and the pool has a diameter of 17 m, what is the volume of the water in the well, rounded to the nearest integer?

Find the area of the

shaded region in the following figure.

Find the perimeter and the area of a rectangle that is 3 cm by 7 cm. 

Consider the diagram below with measurements indicated on it. The rectangle of diagonal 5 cm fit perfectly into the circle. Calculate the area of the shaded part of the diagram, correct to two decimal places.