Ch 5 Review day for substitute

Front

What type of slope does a line that goes down from left to right have?

Back

Negative slope

Front

What do you call two angles that add up to 90 degrees?

Back

Complementary angles

Front

What do you call two angles that add up to 180 degrees?

Back

Supplementary angles

Front

What is the slope of a line that decreases by 5 units for every 3 units it moves to the right?

Back

-5/3

Front

If x + y = 180° and x = 145°, what is the value of y?

Back

y = 35°

Front

If two angles are supplementary and one angle is 39°, what is the other angle?

Back

141°

Front

What is the slope of a line that increases by 3 units for every 5 units it moves to the right?

Back

3/5

Front

What is the value of z if x = 35° and y = 145° in a triangle where x + y + z = 180°?

Back

z = 0° (not possible in a triangle)

Front

What type of slope does a horizontal line have?

Back

Zero slope

Front

What type of slope does a vertical line have?

Back

Undefined slope