GeoCPA. Spring Review -- BYOJeopardy

Polygons	Similar Polygons	Right Triangles	Circles	Segments and Circles	Segments and Circles AGAIN
1 pt State the formula for the sum of interior angles of a polygon. (n-2)�180 Polygons 1 pt	1 pt Determine the geometric mean between 5 and 20. 10 Similar Polygons 1 pt	1 pt Will the side measures of 20, 40, 60 form an acute, obtuse, or right triangle? obtuse Right Triangles 1 pt	1 pt State the formula to determine the arc measure of a circle. $\frac{\widehat{length}}{\pi d}=\frac{\widehat{degree}}{360}$ Circles 1 pt	1 pt Label parts of the circle. $\bar{OD}, \bar{BC}, \measuredangle AOD, \measuredangle BCA$ OD: radius BC: chord AOD: central angle BCA: inscribed angle Segments and Circles 1 pt	1 pt Question 1pt Answer 1pt Segments and Circles AGAIN 1 pt
2 pt State the formula for the amount of diagonals that can be drawn in a polygon. $\frac{n(n-3)}{2}$ Polygons 2 pt	2 pt The ratio of the measures of two supplementary angles is 5 to 7. Determine both angle measures. 75^o and 105^o Similar Polygons 2 pt	2 pt Draw the diagram for a 30-60-90 right triangle. Be sure to include angle measures and their corresponding side measures. Right Triangles 2 pt	2 pt State the formula to determine the arc measure of a circle. $\frac{sector area}{\pi r^{2}}=\frac{\widehat{degree}}{360}$ Circles 2 pt	2 pt State the formula for segments that form an angle outside a circle. $\Theta =\frac{\widehat{big}-\widehat{small}}{2}$ Segments and Circles 2 pt	2 pt Solve for x. 120 Segments and Circles AGAIN 2 pt
3 pt How many diagonals can be drawn in an octagon? 20 Polygons 3 pt	3 pt The perimeter of triangle PQR is 60. PQ = 20, ST = 25, and triangle PQR is similar to triangle STU. Find the perimeter of triangle STU. 75 Similar Polygons 3 pt	3 pt Solve for AB. Round to the nearest tenth. ? 7.8 Right Triangles 3 pt	3 pt Determine the measure (in terms of pi) of the arc length. $3\pi$ Circles 3 pt	3 pt Solve for x. 4 Segments and Circles 3 pt	3 pt Solve for x. 20 Segments and Circles AGAIN 3 pt
4 pt How many sides does a regular polygon have if each exterior angle, one at each vertex, is 24°? 15 Polygons 4 pt	4 pt Solve for x and y. $x=\frac{120}{7}$ $y=\frac{105}{4}$ Similar Polygons 4 pt	4 pt Solve for x. *NO DECIMALS! Use simplified radicals.* $x=8\sqrt{2}$ Right Triangles 4 pt	4 pt Determine the area (in terms of pi) of the shaded sector. $\frac{245\pi }{18}$ Circles 4 pt	4 pt If angle C is 28^o, what is the measure of angle D? 28^o Segments and Circles 4 pt	4 pt Determine the measure for arc AB. 94 Segments and Circles AGAIN 4 pt
5 pt If one of the acute angles of a right triangle is 50°20’, find the measure of the other acute angle. 39�40� Polygons 5 pt	5 pt The area of a rectangle is 384 square feet. The ratio of the width to the length is 3:8. Find the length and the width. length: 12 width: 32 Similar Polygons 5 pt	5 pt Solve for x and y. *NO DECIMALS! Use simplified radicals.* $x=10\sqrt{7}$ $y=5\sqrt{21}$ Right Triangles 5 pt	5 pt The altitude of an equilateral triangle is 18 inches. Find the length of a side. $12\sqrt{3}$ Circles 5 pt	5 pt Solve for x. 30 Segments and Circles 5 pt	5 pt Solve for x. 54.5 Segments and Circles AGAIN 5 pt
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