Unit 8 Quiz 8-1

Solve for x in the right triangle with sides 19, 16, and x.

Solve for x in the right triangle with sides 9.2, 16.5, and x.

Solve for x in the right triangle with sides 30, 33, and x.

Solve for x in the quadrilateral with sides 25, 16, 22, and x.

In Fayetteville, the library is 3 miles due west of the post office and the zoo is 5 miles due north of the library. What is the distance from the post office to the zoo?

• 34 miles

• 7.50miles

• 5.8 miles

• 5 miles

Two vertical posts stand side by side. One post is 8 feet tall and the other is 17 feet tall. If a 24-foot wire is stretched between the tops of the posts, determine the distance between the posts.

• 9 feet

• Approximately 22.25 feet

• 24 feet

• 28 feet

A 15.6-inch laptop is featured in a sales ad for $799. This distance is the diagonal distance across the screen. If the screen measures 7.8 inches in height, what is the width of the screen?

• 13.52 inches

• 7.8 inches

• 15.6 inches

• 10.0 inches

Determine whether the triangle with the given side lengths 3, 9, 10 is acute, right, obtuse, or not a triangle.

• Not a Δ

• Acute

• Right

• Obtuse

Determine whether the triangle with the given side lengths 6, 12, 19 is acute, right, obtuse, or not a triangle.

• Not a Δ

• Acute

• Right

• Obtuse

Determine whether the triangle with the given side lengths 21, 28, 35 is acute, right, obtuse, or not a triangle.

• Not a Δ

• Acute

• Right

• Obtuse