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Carol Funk

Feb 20, 2025

Which of the following intersections forms an angle whose measure is 40°?

A.Two tangent lines intercepting arcs with measures of 120° and 80° B. A tangent line and a secant line intercepting arcs with measures of 200° and 160° C. Two secant lines intercepting arcs with measures of 100° and 20° D. Two chords intercepting arcs with measures of 140° and 100°
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The angle formed by the intersection of 2 tangents, 2 secants or 1 tangent and 1 secant outside the circle equals half the difference of the intercepted arcs! A,B, and D have a difference of 40, so half of that is 20.C is correct. The difference is 80, and half of that is 40.... Show More
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