Trigonometry Unit Test 1 of 17Items
Assessment started: Trigonometry Unit Test.
Item 1
Given that ABC is a right triangle and CD¯¯¯¯¯¯¯¯ is perpendicular to AB¯¯¯¯¯¯¯¯, which proportions are true? Select the two correct answers.

A triangle A B C has a point D on side A B. The line segment C D is perpendicular to side A B. Angle A C B is labeled as a right angle.

(1 point)

ACBC=ADDB

BCAD=ABAC

BCDC=ABBC

ACAD=ABAC

BCDB=ABBC