2 pt 3 pt 4 pt 5pt 1 pt 2 pt 3 pt 4 pt 5 pt 1 pt 2pt 3 pt 4pt 5 pt 1pt 2pt 3 pt 4 pt 5 pt 1 pt 2 pt 3 pt 4pt 5 pt 1pt CIRCLESDEFINITIONSTRIANGLESANGLES SEGMENTS & LINES
IT IS A CHORD THAT PASSES THROUGH THE CENTER OF THE CIRCLE
WHAT IS A DIAMETER?
HE FOUND A VALUE OF PI BY SURROUNDING A CIRCLE BY POLYGONS OF INCREASING NUMBERS OF SIDES
WHO WAS ARCHIMEDES?
HE WAS THE LIBRARIAN OF ALEXANDRIA. OH, YEAH, AND HE DID A PRETTY GOOD JOB OF MEASURING THE CIRCUMFERENCE OF THE EARTH
WHO IS ERATOSTHENES?
THE DIAMETER OF A CIRCLE WITH A RADIUS OF 3
WHAT IS 6?
A FIGURE HAVING 4 EQUAL SIDES AND 4 RIGHT ANGLES
WHAT IS A SQUARE?
THIS IS THE “FENCE” AROUND A POLYGON
WHAT IS THE PERIMETER?
A QUADRILATERAL WITH BOTH PAIRS OF OPPOSITE SIDES PARALLEL
WHAT IS A PARALLELOGRAM?
A = B * h
WHAT IS THE FORMULA FOR THE AREA OF A RECTANGLE OR SQUARE?
A QUADRILATERAL THAT TALKS TOO MUCH
WHAT IS SPONGE BOB SQUARE PANTS?
THE SET OF ALL POINTS IN A PLANE THAT ARE A GIVEN DISTANCE FROM A GIVEN POINT (THINK ABOUT THIS ONE – IT ISN’T AS HARD AS IT SOUNDS!)
WHAT IS A CIRCLE?
A TRIANGLE WITH NO EQUAL SIDES
WHAT IS A SCALENE TRIANGLE?
IT IS THE SIDE OPPOSITE THE RIGHT ANGLE IN A RIGHT TRIANGLE
WHAT IS THE HYPOTENUSE?
A TRIANGLE WITH AT LEAST TWO EQUAL SIDES
WHAT IS AN ISOSCELES TRIANGLE?
THE MEASURE OF THE THIRD ANGLE OF A TRIANGLE CONTAINING ANGLES OF 50 AND 60 DEGREES
WHAT IS 70 DEGREES?
AS THE NUMBER OF ANGLES ON A POLYGON INCREASE, IT APPROACHES, BUT NEVER QUITE REACHES, THIS SHAPE
WHAT IS A CIRCLE?
A point where two or more rays meet, where sides of a polygon meet, or where edges of a polyhedron meet
WHAT IS A VERTEX?
Area = ½ BxH
WHAT IS THE FORMULA FOR THE AREA OF A TRIANGLE?
THE DISTANCE FROM THE TOP OF THE GREAT PYRAMID TO THE BASE
WHAT IS THE ALTITUDE? (Half credit for What is the Height?)
TRIANGULAR, SQUARE, PENTAGONAL NUMBERS
WHAT ARE FIGURATE NUMBERS?
TWO TOOLS NECESSARY TO CONSTRUCT A PERFECT RIGHT ANGLE
WHAT IS A STRAIGHTEDGE AND COMPASS? OR WHAT IS A STRAIGHTEDGE AND PROTRACTOR?
A LINE WITH DEFINED BEGINNING AND END POINT
WHAT IS A LINE SEGMENT?
IT IS A SEGMENT THAT JOINS TWO POINTS ON A CIRCLE
WHAT IS A CHORD?
THESE LINES ARE IN THE SAME PLANE BUT WILL NEVER INTERSECT
WHAT ARE PARALLEL LINES?
THESE LINES INTERSECT AND FORM EQUAL ANGLES ON ALL FOUR SIDES OF THE INTERSECTION (HINT – TRY DRAWING TWO LINES THAT MATCH THIS DESCRIPTION)
WHAT ARE PERPENDICULAR LINES?
A MYTH THAT IS STILL REPORTED REGARDING WHAT ANCIENT PEOPLE WHO LIVED BEFORE CHRISTOPHER COLUMBUS’ TIME BELIEVED ABOUT THE EARTH
WHAT IS “THE EARTH IS FLAT”? OR WHAT IS “THE SUN REVOLVES AROUND THE EARTH?”