Tangent Segment Theorem
Drag point C.
As you drag the point, what do you notice about segments AC and BC?
They stay equal to each other
What do you notice about angles ABC and ACB?
They stay equal to each other
What type of triangle is triangle ACB?
Isosceles
Equilateral
Scalene
If the measure of angle ACB is 46 degrees, how big is angle ABC?
46
88
134
67
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資訊: Tangent Segment Theorem