4.5 8th grade 1st Semester Review

Front

If the area of the blue square is 25 in² and the area of the green square is 169 in², what is the area of the yellow square?

Back

144 in²

Front

Casey travels from her house directly west to the bank and then directly north from the bank to the mall. She then travels home on the road connecting the mall and her house. What is her total distance traveled?

Back

40 miles

Front

The point where the line crosses the y-axis is called the:

Back

y-intercept

Front

What is 'b' in this linear equation? y= 5x - 6

Back

-6

Front

What is the measure of x?

Back

111°

Front

What is the formula for the area of a square?

Back

Area = side²

Front

What is the Pythagorean theorem?

Back

a² + b² = c², where c is the hypotenuse.

Front

What is the definition of a linear equation?

Back

An equation that makes a straight line when graphed.

Front

What does the slope of a line represent?

Back

The rate of change of y with respect to x.

Front

What is the formula for the slope of a line?

Back

Slope (m) = (y2 - y1) / (x2 - x1)