Boris the spider weaves a circular web of circumference 40 cm. The web is made of sections where the angle at the centre is exactly 45 degrees. If he travels around the edge of one of the sections of his web, how far will he have travelled?

The volume of a rectangular prism is found by multiplying the length, width, and height of the prism. a rectangular prism has a width of 5x^2units, a length of 7x^3 units and a height of 2x^4 units. which is the volume of the prism in terms of x?