Line BD is tangent to a circle with diameter AB.
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Find the measure of the indicated angles:
Remember to include the degree symbol in your answer.
Line AC is perpendicular to the circle centered at O with radius 1 unit.
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The length of AC is 1.5 units. Find the length of segment AB. (Round your answer to the nearest tenth.)
Find the missing length. Round your answer to the nearest tenth.
Line PD is tangent to a circle of radius 1 inch centered at O. The length of PD is 1.2 inches. The length of AB is 1.7 inches.

Find the length of each segment (round answers to the nearest hundredth):
AD=
OC=
CP=
BP=
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Select the correct answer for each of the following:
The image shows a circle with diameters AC and BD.
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Prove that chords BC and AD (not drawn) are congruent by organizing the statements and reasons to form a correct proof.
| Stavka koja se može prevući | arrow_right_alt | Odgovarajuća stavka |
|---|---|---|
| arrow_right_alt | Vertical angles are congruent | |
| arrow_right_alt | radii of the same circle are congruent | |
| arrow_right_alt | SAS Congruence theorem | |
AE, BE, DE, EC are all congruent segments | arrow_right_alt | CPCTC |