8th GRADE MATH REVIEW

Front

What is the measure of angle b if it is complementary to angle a, which measures 54°?

Back

Angle b = 36° (because complementary angles sum to 90°).

Front

If angle 1 is 135 degrees, what is the relationship between angle 1 and angle 3 if they are vertical angles?

Back

Angle 3 = 135 degrees (vertical angles are equal).

Front

What are the side lengths of a right triangle if one side is 3 cm, another is 4 cm, and the hypotenuse is 5 cm?

Back

The side lengths are 3 cm, 4 cm, and 5 cm (satisfies Pythagorean theorem).

Front

What is the slope of a line that rises 3 units for every 2 units it runs?

Back

Slope = 3/2 or 1.5.

Front

Reflect the point (3, -4) over the x-axis. What is the new point?

Back

(3, 4).

Front

What is the area of a triangle with a base of 10 cm and a height of 5 cm?

Back

Area = 25 cm² (Area = 1/2 * base * height).

Front

What is the formula for the circumference of a circle?

Back

Circumference = 2πr, where r is the radius.

Front

If a car travels 60 miles in 1 hour, what is its speed in miles per hour?

Back

Speed = 60 miles per hour.

Front

What is the value of x in the equation 2x + 3 = 11?

Back

x = 4.

Front

What is the probability of rolling a 4 on a standard six-sided die?

Back

Probability = 1/6.