Prerequisite Skills VOCABULARY CHECK

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Prerequisite Skills VOCABULARY CHECK 1. Copy and complete: The area of a regular polygon is given by the formula A = ? . ANSWER A = a P, where a is the apothem and P is the perimeter, 1 2 A = a ns, where n is the number of sides and s is the side length or

Prerequisite Skills VOCABULARY CHECK 2. Explain what it means for two polygons to be similar. ANSWER Two polygons are similar if corresponding angles are congruent and corresponding side lengths are proportional.

Prerequisite Skills SKILLS AND ALGEBRA CHECK Use trigonometry to find the value of x. 3. ANSWER About 14.0

Prerequisite Skills SKILLS AND ALGEBRA CHECK 4. ANSWER About 14.6

Prerequisite Skills SKILLS AND ALGEBRA CHECK 5. ANSWER About 23.0

Prerequisite Skills SKILLS AND ALGEBRA CHECK Find the circumference and area of the circle with the given dimension. 6. r = 2 m ANSWER 12.6 m, 12.6 m2 7. d = 3 in. ANSWER 9.42 in., 7.07 in.2

Prerequisite Skills SKILLS AND ALGEBRA CHECK 8. r = 2 √5 cm ANSWER 28.1 cm, 62.8 cm2