exam Maths Puzzle Numerical Ability

I need to find the total area & volume of a rt. prism with lat.edges of 10 & bases that have equilateral triangles with sides of 8.
thanks.

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exam Other Question

This is a doozy, and I sooooo need help with it, I'm terrible at ploting on graphs..

Evaluate each of the functions below at x=1,2,4,8 and 16. Plot the graph of each function. Area of a window. A window is in the shape of a square of side s, with a semicircle of diameter s above it. Write a function that expresses the total area of the window as a function of s.