
Review Lesson 3-4: If ∠1 and ∠2 are supplementary, what can you conclude about lines a and c?
Review Lesson 3-4: ∠ABC and ∠CBD form a linear pair. If m∠ABC = 3x + 20 and m∠CBD = x + 32, find the value of x. Enter only a number.
Review Lesson 3-4: ∠1 and ∠2 are supplementary. If ∠1 ≅ ∠2, find m∠1 and m∠2. Enter only a number.
Vocabulary Review: Identify the part of speech for the word alternate in each sentence on the right.
ADJECTIVE
NOUN
VERB
You vote for one winner an one alternate.
Your two friends alternate serves during tennis.
You and your sister babysit on alternate nights.
Use Your Vocabulary: Classify each statement as true or false.
A triathlon is a race with two events - swimming & bicycling.
A triangle is a polygon with three or more sides.
In order to triple an amount, multiply it by three.
A tripod is a stand that has three legs.
True
False