Unit Test Answers

On a coordinate plane, a line goes through (negative 3, 2) and (0, 1). A point is at (3, 4).

On a coordinate plane, a line goes through (1, negative 1) and (4, 2). A point is at (2, 5).

In triangle QRS, QR = 8 and RS = 5. Which expresses all possible lengths of side QS?

Which diagram shows possible angle measures of a triangle?

Triangle B C D is shown. Line D B extends through point A to form exterior angle A B C. Angle B D C is 67 degrees and Angle C D B is 60 degrees.

On a coordinate plane, a line goes through (negative 3, 3) and (negative 2, 1). A point is at (4, 1).

On a coordinate plane, a line goes through (negative 4, 0) and (4, negative 4). A point is at (2, 3).

A line extends from a side of a triangle.

A triangle has side lengths measuring 2x + 2 ft, x + 3 ft, and n ft.

Lines P S and W T are horizontal and parallel. Lines V R and Q R are diagonal and intersect lines P S and W T to form triangle X Y Z.

A triangle with exterior angles is shown. The bottom right angle of the triangle is (3 h + 18) degrees. The bottom right exterior angle is (15 h) degrees.

Triangle ABC has the angle measures shown.