The shaded rectangle is twice as long as it is wide. The perimeter of the rectangle is 30cm.
What is the area of the rectangle?

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

Find the values of y: 3y^3(y^2+ 2/3y)=0

Solving algebraic equations 2m+3=11