## Questions and Answers

What is the law used to find the interior angle of a triangle when the sides are given?

cosine

Which of the following laws is not used to find the interior angle of a triangle when the sides are given?

tangent

What is the primary purpose of using the law of cosines in a triangle?

To find the interior angle of the triangle

Which of the following statements is true about the law of cosines?

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What is the relationship between the law of cosines and the sides of a triangle?

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What is the measure of the central angle of a circle that subtends an arc length equal to the length of its radius?

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What is the axis of a hyperbola that is parallel to its directrices?

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What is the line passing through the focus and perpendicular to the directrix of a parabola?

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What is the chord of an ellipse that passes through its center?

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When two planes intersect, what is the measure of their divergence?

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If all the y-items have even exponents, what is the curve symmetric with respect to?

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What is the term for a line that a curve approaches indefinitely near as its tracing point passes off to infinity?

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If the first derivative of a function is a constant, what type of function is it?

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What is the value of y'' at a maximum point?

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What is the characteristic of a population that is measurable?

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What is the square root of the variance?

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What is the graphical representation of a cumulative frequency distribution in a set of statistical data called?

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