Math/LA ELT Review

Shapes and stuff

100

If you ____________ (4,3) across the __________ axis, it would be (-4,3). 

reflect, y

200

The _________ of all ___________ angles of a triangle is 180 degrees. 

sum, interior

300

Pythagorean Theorem tells us that the sum of the legs squared of a right triangle equals the length of the ____________ squared. The formula is __________________. 

hypotenuse, a²+b² = c²

400

The sum of all EXTERIOR angles of a triangle is ______ degrees.

360

500

If you __________ -4,-3 _________ degrees __________ around the origin, it would end up -3,4. 

rotate, 90, clockwise

Roots and words

100

A benefactor is a person who helps others by contributing money or aid.  A benefit is something that produces good or helpful results.

What does the root "ben" likely mean? 

good

200

The chronological order of events is important for understanding history. Chronic means continuing or occurring again and again 

What does the root "chron" mean? 

time

300

The audience enjoyed the concert from their seats. The auditory quality of the music was excellent in the theater. 

The root "audi" means....

sound/hearing

400

I had to buy some insecticide to get rid of the ant infestation in my home. (genoCIDE, suiCIDE) What does the root "cide" mean? 

kill

500

A turbine is a machine that generates power by rotating. Turbulence is what is experienced in a plane when the wind is violent or unsteady. 

Part 1: what is the root and what does it mean? 

Part 2: What is another word that contains this root? (hint: "We are testing. Do not....)

Turb = stir/spin/confuse

disTURB, TURBulent

Pythagorean Theorem

100

The Pythagorean Theorem only applies to a _________ triangle. 

right

200

The side of a right triangle directly opposite the right angle is called the _____ (spelling counts!)

hypotenuse

300

In the Pythagorean Theorem, the _________ of the ___________ squared is equal to the hypotenuse squared. 

sum, legs

400

When finding missing sides within a rectangular prism, we must apply the Pythagorean Theorem ___________. 

twice

500

What is the square root of 17^2?

17

Lines and such

100

Angles that are directly across from each other are called vertical angles and are _______________. That means they are equal in measure. 

congruent

200

Angles that form a straight line are supplementary and when added together equal ______ degrees. 

180

300

These angle are _______________ angles and are ___________________. 

corresponding/congruent

400

Write an equation for this line

y=1

500

How many solutions to this system of equation? How do you know? 

No solution; same slope, different y-intercept/parallel lines/lines will never intersect

Writing things

100

_________ are so many great clubs to be part of at Lodi High School!

There

200

Profe Schoepp is leading the exchange to Spain. ________ flying to Europe this summer! 

They're

300

The class officers will elected soon. __________ duties will include speaking at the eighth grade graduation. 

their

400

___________ are so many students wearing _____ prom outfits in the park! I think ____________ taking pictures by the bridge. 

there/their/they're

500

My friends can't find their cars! Are ________ cars over _________? __________ looking for them. 

their, there, they're