Day 3 College Prep Math Midterm REVIEW

Front

What is the measure of angle L if ∠L=51°?

Back

∠L is 51 degrees.

Front

How do you calculate percent increase?

Back

Percent Increase = ((New Value - Old Value) / Old Value) * 100.

Front

If the number of people signed up for a bus trip increased from 32 to 45, what is the percent increase?

Back

41%.

Front

What is the method to find the height of a tree using a mirror?

Back

Use similar triangles; the height of the tree can be determined by the distance from the mirror and the observer's height.

Front

What is the factored form of the quadratic equation x² - x - 12?

Back

(x - 4)(x + 3).

Front

What is the Pythagorean theorem?

Back

In a right triangle, a² + b² = c², where c is the hypotenuse.

Front

If a ladder is 13 feet long and set 5 feet away from a wall, how high will it reach?

Back

12 feet.

Front

What is the formula for finding the area of a triangle?

Back

Area = 1/2 * base * height.

Front

What is the definition of a right triangle?

Back

A triangle with one angle measuring 90 degrees.

Front

What is the relationship between the angles in a triangle?

Back

The sum of the interior angles of a triangle is always 180 degrees.