A ring-shaped region is shown below.
Its inner radius is 11 in, and its outer radius is 14 in .

Determine the relationship of ab and cd given the following points

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

An angle that measures between 90 and 180° is called a(,