Secants, Tangents, and Angles Answers
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Circle O is shown. Tangents X Z and Y Z intersect at point Z outside of the circle. The first arc formed is arc b, and the second arc formed is arc a.
A
m∠XZY = (a + b)
B
m∠XZY = (a – b)C
m∠XOY = (a + b)D
m∠XOY = (a – b)2
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Circle C is shown. 2 secants intersect at a point outside of the circle to form angle 1. The first arc formed is 36 degrees, and the second arc formed is 106 degrees.
A
17°B
35°C
70°D
71°3
A secant and a tangent meet at a 90° angle outside the circle. What must be the difference between the measures of the intercepted arcs?
A
45°B
90°C
180°D
270°4
A circle is shown. Secant R T and tangent U T intersect at point T outside of the circle to form an angle with a measure of 21 degrees. Secant R T intersects the circle at point S. Arc R U is 119 degrees.
A
49°B
77°C
98°D
161°Did you find these answers helpful?
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