Given: the coordinates of iscosceles trapezoid jklm are j(-b, c), k(b, c), l(a,0), and m(-a,0).
prove: the diagonals of an isosceles trapezoid are congruent.
as part of the proof, find the length of km

a) a2+b2+c2
b) (-a+b)2+c2
c) (a+b)2+c2

How can we find the measure of an exterior angle if we know the measurement of an interior angle

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?