11.1/11.2
The formula for the area of a square
A=s^2
The two formulas for the area of a trapezoid
1/2h(b1+b2) and Mh
The formula for the area of a regular polygon
A=1/2Pa
The median of a triangle divides a triangle into two triangles with equal what?
Areas
A fruit that is slightly radioactive due to its high potassium content.
Banana
Theorem 100
A=bh/ the area of a parallelogram
The sides of a trapezoid the median joins
Non-parallel sides
What is the area of a circle with a diameter of 6?
9pi
The ratio of areas of 2 similar figures equals...
the square of the ratio of corresponding segments
The number of moons Neptune has
14
Three properties of a parallelogram
Quadrilateral
2 pairs of opposite sides parallel
2 pairs of opposite sides congruent
Opposite angles congruent
Consecutive angles are supplementary
Diagonals bisect each other
The length of a median of a trapezoid with bases 8 and 14.
11
What is the difference between a radius and an apothem?
The radius connects the center and a vertex, and an apothem connects the center and a mdpt of a side
If you have 2 similar figures, the ratios of their ____ are congruent. (4)
Altitudes, medians, angle bisectors, and perimeters
The name of the symbol used for division
Obelus
Every closed region has this
Area
The shapes that the formula 1/2(d1 x d2) works for
Squares, rhombuses, and kites
Formula for the measure of a segment in a circle
(m theta/360)pi r^2- 1/2bh
Find the ratio of the sides of two squares with areas 49 and 64.
7/8
The amount of time in a jiffy
1/100th of a second
The area of an isosceles triangle with sides 61 in, 61 in, and 22 in.
660 in2
The definition of a kite
A quadrilateral in which 2 disjoint pairs of consecutive sides are congruent
Name two apothem postulates
-All apothems of a regular polygon are congruent
-Only regular polygons have apothems
-An apothem is the radius of a circle inscribed in a regular polygon
-An apothem is the perp bisector of a side
Find the ratio of the areas of two circles if their radii are 4 and 9.
16/81
What is anatidaephobia?
The fear of constantly being watched by a duck