Let L 1 and L 2 denote two nonvertical intersecting lines, and let denote the acute
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Let L1 and L2 denote two nonvertical intersecting lines, and let θ denote the acute angle between L1 and L2 (see the figure). Show that
where m1 and m2 are the slopes of L1 and L2, respectively.
Use the facts that tan θ1 = m1 and tan θ2 m2.
Transcribed Image Text:
УА L2 02
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