Geometry Flashcards: Constructing Tangents To Circles

Study Constructing Tangents To Circles in Geometry with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

What is the value of $PT$ if $OP=25$ and the circle radius is $r=7$ ?

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ANSWER

$24$ . Using $PT = \sqrt{25^2 - 7^2} = \sqrt{625 - 49} = \sqrt{576} = 24$ .

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What this deck covers

This deck focuses on Constructing Tangents To Circles, giving you a quick way to review the definitions, rules, and examples that matter most for Geometry.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Practice questions

1 of 22Practice questions for this set

A line

p

is tangent to circle

\odot Q

at point J. Segment

QJ

is drawn, and the right angle between

QJ

and

p

J

is marked. Which reasoning correctly uses the radius–tangent relationship?

Choose an answer

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