Unit 9 test: Geometry and Measurement

An angle measures $68^\circ$. What is the measure of its supplement, in degrees?

Two vertical angles measure $(6x - 20)^\circ$ and $(4x + 2)^\circ$. Find $x$.

The angles of a triangle measure $x^\circ$, $(x + 9)^\circ$ and $(x - 9)^\circ$. What is the largest angle, in degrees?

A triangle has two angles of $45^\circ$. Which best describes it?

A trapezoid has bases $5$ cm and $17$ cm and height $4$ cm. What is its area, in square centimeters?

A rectangle has area $72$ square feet and length $8$ feet. What is its perimeter, in feet?

A circle has diameter $12$ m. What is its area in square meters? Give your answer in terms of $\pi$.

A circle has circumference $14\pi$ inches. What is its radius, in inches?

A garden is a $20$ m by $10$ m rectangle with a semicircle attached along one $10$ m side. Using $3.14$ for $\pi$, what is the total area of the garden, in square meters?

A rectangular prism is $7$ in long, $5$ in wide and $6$ in tall. What is its volume, in cubic inches?

A cylinder has radius $3$ cm and height $5$ cm. What is its volume in cubic centimeters? Give your answer in terms of $\pi$.

What is the surface area of a rectangular prism that is $7$ cm by $5$ cm by $3$ cm, in square centimeters?

A right triangle has legs $8$ and $15$. How long is the hypotenuse?

A $15$ ft ladder leans against a wall with its top $12$ ft up the wall. How far is the foot of the ladder from the wall, in feet?

Which set of side lengths does not form a right triangle?