8th Grade Math Flashcards: Establish Angle Facts Using Arguments

Study Establish Angle Facts Using Arguments in 8th Grade Math with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

If $\ell_1\parallel \ell_2$ and a same-side interior angle is $47^\circ$ , what is the other same-side interior angle?

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ANSWER

$133^\circ$ . Same-side interior angles are supplementary: $180^\circ - 47^\circ = 133^\circ$ .

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What this deck covers

This deck focuses on Establish Angle Facts Using Arguments, giving you a quick way to review the definitions, rules, and examples that matter most for 8th Grade Math.

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 35Practice questions for this set

In triangle

ABC

, point

D

is on the extension of

BC

past

C

, so

\angle ACD

is an exterior angle at

C

. Which argument correctly establishes the exterior angle theorem:

m\angle ACD = m\angle A + m\angle B

Choose an answer

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