SAT Practice Test - Math - Angles

SAT practice tests arranged by topic and difficulty level. In this section find tips and tactics for solving SAT questions that focus on Angles.

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SAT Test 2015.

In the figure above, lines l and m are parallel and lines s and t are parallel. If the measure of ∠1 is 35°, what is the measure of ∠2 ?
A) 35°
B) 55°
C) 70°
D) 145°

Answer:

If two parallel lines are cut by a transversal, the corresponding angles are congruent. The figure below shows corresponding angles that measure 35°:

Given that Supplementary Angles add up to 180 degrees, ∠2 measures 145°.

Answer: D

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