Geometric and Spatial Reasoning

Find the perimeter of a semicircle with a 14 in diameter. Round your answer to one decimal place. Use 3.14 for $$\pi$$  

What is the surface area of a rectangular prism having the dimensions $$10$$   cm by $$8$$   cm by $$12$$   cm?

What is the volume of the attached cylinder? (Leave π in your answer.)

The hypotenuse of a right triangle is 39 in. One leg of the triangle measures 15 in. What is the length, in inches, of the other leg of the triangle?

For the attached right triangle, find the value of $$x$$   correct to one decimal place.

The circumference of a large sphere is 3 times bigger than the circumference of a smaller sphere. What is the ratio of the surface area of the larger sphere to that of the smaller sphere?

Which of the following transformations are we performing when we flip a figure about a certain line?

Find the length of $$JK$$   in the attached figure.

lines in the same plane that never meet and are the same distance apart

lines that meet to form a right angle