Praxis 5165

What does this formula represent?

• Change of Base Formula

• Volume of a sphere

• Volume of a cone

• Equation of a circle

Half the magnitude of the smallest unit used in the measurement.

• Formula for Arc Length

• Maximum Possible Error

• Concave Polygon

• Parallel Lines

Which of the following is the correct name for a polygon with 9 sides?

• Octagon

• Nonagon

• Polygon

• Hexagon

What does this formula represent?

• Formula for Arc Length

• The sum of interior angles

• Volume of a cone

• Formula to convert degrees to radians

Definition: Area = 1/2 |x1 (y2-y3) + x2 (y3-y1) + x3 (y1-y2)| What does this formula represent?

• Coordinate Formula / Triangle

• Approximate error

• Concurrent Lines

• Formula for Arc Length

Definition: cos (C) = (a² + b² - c²) /(2ab) Which of the following does this formula represent?

• Projection of a segment on a line

• Law of Sines

• Probability: Complement Rule

• Law of Cosines / find angle

Definition: V = 1/3 π r² h

• Volume of a cone

• Statistics: Mode

• Equation of a circle

• Volume of a sphere

What is this formula?

• Equation of a circle

• Volume of a cone

• Distance formula

• Concave Polygon

Which of the following is a polygon with 8 sides?

• A) Octagon

• B) Apothem

• C) Bisector

• D) Polygon

Is a segment whose endpoints are the points formed when perpendicular lines are drawn from the endpoints of the given segment to the given line.

• Projection of a segment on a line

• Law of Sines

• Projection of a point on a line

• Convex Polygon