Given:
b
d
‾
bd
and
a
c
‾
ac
bisect each other.

prove:
△
a
b
e
≅
△
c
d
e
△abe≅△cde.

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

The center of a circle represent by the equation (x+9)^2+(y-6)^2=10^2 (-9,6), (-6,9), (6,-9) ,(9,-6)

The length and width of a rectangle are consecutive even integers the area of the rectangle is 120 squares units what are the length and width of the rectangle