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Points, Lines, Angles, and Planes

Points, Lines, Angles, and Planes

Example 1

If m∠MLN = 60°, what is the measurement of ∠KLO?

Example 2

Which lines, if any, are perpendicular?

Example 3

Is ∠LOQ an obtuse, right, or acute angle? How do you know? 

Example 4

What is the measurement of ∠POR?

Example 5

Is ∠LOK an obtuse, right, or acute angle?

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