Geometry Terms and Problem Solving Mathegories Geometry Game Board Geometry Terms and Problem Solving To play Mathegories follow the directions below. Open the Mathegories PowerPoint document. On the view menu, select “Slide Show”. Click on the first slide to advance to the game board. Playing in pairs or in teams, have one student select a category and a point amount. Click on the number of the selection in that rectangle. A question screen will appear. Click on the screen when you are ready to advance to the answer screen. If a team answers the question correctly they are awarded the number of points that the question was worth. If they miss the question the points are deducted. If they do not answer the question no points are deducted. Click on the “Home” icon in the lower right hand corner of the answer screen to return to the game board before the other team selects the next question. If you advance to the next screen by mistake just use the icon in the lower left corner to return to the previous page. Then click the “Home” icon. If you select a question and the “Power Points” slide appears, the team may risk any number of points that they have accumulated so far. They must select the number of points before viewing the question. Just click on the slide to advance to the question. Continue like this until all questions have been selected. The point amount will disappear from the game board after the question has been selected. The winning team is the one with the most points. Enjoy Mathegories!

Geometry Terms Circle Stuff Classifying Polygons About Angles Problem Solving 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 To play Mathegories follow the directions below. Open the Mathegories PowerPoint document. On the view menu, select “Slide Show”. Click on the first slide to advance to the game board. Playing in teams, have one student select a category and a point amount. Click on the number of the selection in that rectangle. A question screen will appear. Click on the screen when you are ready to advance to the answer screen. If a team answers the question correctly they are awarded the number of points that the question was worth. If they miss the question the points are deducted. If they do not answer the question no points are deducted. Click on the “Home” icon in the lower right hand corner of the answer screen to return to the game board before the other team selects the next question. If you advance to the next screen by mistake just use the icon in the lower left corner to return to the previous page. Then click the “Home” icon. If you select a question and the “Power Points” slide appears, the team may risk any number of points that they have accumulated so far. They must select the number of points before viewing the question. Just click on the slide to advance to the question. Continue like this until all questions have been selected. The point amount will disappear from the game board after the question has been selected. The winning team is the one with the most points. Enjoy Mathegories! 400 400 400 400 400 500 500 500 500 500 © www.DigitalLesson.com

Two figures with the same size and shape © www.DigitalLesson.com

Congruent © www.DigitalLesson.com

A flat surface that continues without end in all directions © www.DigitalLesson.com

Plane © www.DigitalLesson.com

The instrument used to construct and measure angles © www.DigitalLesson.com

Protractor © www.DigitalLesson.com

Angles that share a common side and a common vertex © www.DigitalLesson.com

Adjacent Angles © www.DigitalLesson.com

A closed plane figure formed by at least three line segments © www.DigitalLesson.com

Polygon © www.DigitalLesson.com

The number of degrees in a circle © www.DigitalLesson.com

360° © www.DigitalLesson.com

A chord that passes through the center of a circle © www.DigitalLesson.com

Diameter © www.DigitalLesson.com

The ratio of the circumference to the diameter of a circle © www.DigitalLesson.com

π (Pi) © www.DigitalLesson.com

POWER POINTS!! © www.DigitalLesson.com

The number of degrees a clock hand rotates as it moves from the 3 o’clock position to the 7 o’clock position © www.DigitalLesson.com

120° © www.DigitalLesson.com

Three-fourths of a pizza is eaten. Then half of what remains is eaten Three-fourths of a pizza is eaten. Then half of what remains is eaten. What is the measure of the central angle of the remaining piece? © www.DigitalLesson.com

45° © www.DigitalLesson.com

at least two congruent sides A triangle with at least two congruent sides © www.DigitalLesson.com

Isosceles Triangle © www.DigitalLesson.com

A polygon with seven sides © www.DigitalLesson.com

Heptagon © www.DigitalLesson.com

A quadrilateral with exactly one pair of parallel sides © www.DigitalLesson.com

Trapezoid © www.DigitalLesson.com

POWER POINTS!! © www.DigitalLesson.com

A polygon with two sides © www.DigitalLesson.com

By definition, a polygon must have Impossible By definition, a polygon must have at least three sides. © www.DigitalLesson.com

A parallelogram with all sides congruent and no right angles © www.DigitalLesson.com

Rhombus © www.DigitalLesson.com

An angle that is greater than 90° and less than 180° © www.DigitalLesson.com

Obtuse Angle © www.DigitalLesson.com

An angle that measures 180° © www.DigitalLesson.com

Straight Angle © www.DigitalLesson.com

The sum of the measures of these two angles is 90° © www.DigitalLesson.com

Complementary Angles © www.DigitalLesson.com

The sum of the interior angles of a quadrilateral © www.DigitalLesson.com

360° © www.DigitalLesson.com

The sum of the interior angles of a hexagon © www.DigitalLesson.com

720° To find the sum of the interior angles of any polygon the formula 180°(x-2) can be used, where x is the number of sides in the polygon. © www.DigitalLesson.com

The measure of each interior angle in an equilateral triangle © www.DigitalLesson.com

60° © www.DigitalLesson.com

The measure of the fourth angle in a quadrilateral if the first three angles measure 90°, 120°, and 100° © www.DigitalLesson.com

50° © www.DigitalLesson.com

If any two blades on a fan form an angle of 120°, how many blades are on the fan? © www.DigitalLesson.com

3 © www.DigitalLesson.com

If one side of a parallelogram measures 7 inches and the perimeter is 22 inches, what is the length of an adjacent side? © www.DigitalLesson.com

4 inches © www.DigitalLesson.com

The height of a triangle measures 10 feet The height of a triangle measures 10 feet. What is the measure of the base if the area is 30 square feet? © www.DigitalLesson.com

6 feet © www.DigitalLesson.com