Unit Test — Unit test Answers

Triangle PQR has vertices , , and . It is translated according to the rule .What is the y-value of ?

Right triangle LMN has vertices L(7, –3), M(7, –8), andN(10, –8). The triangle is translated on the coordinate plane so the coordinates of L’ are (–1, 8).

A clock is constructed using a regular polygon with 60 sides. The polygon rotates each minute, making one full revolution each hour. How much has the polygon rotated after 7 minutes?

A parallelogram is transformed according to the rule (x, y) → (x, y). Which is another way to state the transformation?

On a coordinate plane, a triangle has points A (negative 2, negative 2), B (1, negative 5), and C (negative 5, negative 5).