Acircle has a diameter of 14cm work out the circumference of this circle. give your answer in terms of 3.14 and state it's units

Atoy company is considering a cube or sphere-shaped container for packaging a new product. the height of the cube would equal the diameter of the sphere . compare the volume to surface area ratios of the containers. which packaging will be more efficient? for a sphere, sa =4πr²

How many different triangles can be constructed with the angle measurements of 134° 10° and 36° ?

One integer is 8 times another. if the product is 72, then find the integers