Chapter 1: Expressions, Equations, and Functions

Find the surface area of each solid.

Express the following percent as a fraction or mixed number in the simplest form.

1400%

Find the area of each figure. Round to the nearest tenth if necessary.

A semi-circle with a radius of 3 inches.

Evaluate the following expression. Name the property used in each step:

$\mathbf{3}\left(22-3\cdot 7\right)$

Evaluate the following expression:

$36-2{\left(1+3\right)}^2$

Example 3 Determine a valid conclusion that follows from the statement below for each given condition. If a valid conclusion does not follow, write no valid conclusion and explain why.

If a number is a multiple of 10, then the number is divisible by 5.

The number is 955.

Find each sum or difference.

$-80+102$

Find each product or quotient.

$11\left(-8\right)$

Evaluate each expression.

$\frac{{\left(4\cdot 3\right)}^2}{9+3}$

One of the polygons below is chosen at random. Find each probability.

P(not a quadrilateral)