Exploring Mathematics Chapters 5-7 Flashcards
used ratios to find the heights of buildings
Thales
the orbit of Haley’s comet is of this shape
ellipse
Doubling the length, width, and height of a box gives it a volume
eight times as great
the first part of the name means over or beyond
hyperbola
ancient Greek who worked out a way to show large numbers that he called myriads
Archimedes
2L + 2W
perimeter of a rectangle
The sum of the _______________ of the legs of a right triangle are equal to the _______________ of the hypotenuse.
squares, square
Ah
Volume
The prefix bi means
two
discovered that the sum of the 3 angles of any triangle is 180 degrees
Pythagoras
Mathematics is sometimes called the ___ of science
handmaiden
S2
area of a square
4S
perimeter of a square
all points are the same distance from the center
circle
a mirror of this shape will focus sunlight
parabola
proved planets follow elliptical orbits
Johannes Kepler
∏r2
area of a circle
L x W
area of a rectangle
a polygon with three sides and one right angle
right triangle
Of the prefixes giga, mega, and tera, the one that has the greatest value is
tera
Does a billion have the same meaning in England and United States?
no
wrote Elements of Geometry
Euclid
is not a polygon
circle
The Egyptian knotted rope was used to measure out
a triangle with a right angle
a quadrilateral with opposite sides parallel and equal in length
rectangle
A whispering gallery has a shape like
ellipse
a rectangle with four equal sides
square
a polygon with five sides
pentagon
___ introduced the use of place value and the numeral 0 to Europe.
Leonardo Fibonacci
