11. Susan was given the following number to convert to scientific notation: 12,050,000 Her answer was 1.25 x 107, but it was marked wrong on her paper. Why?
a. She used a positive exponent when she should have used a negative exponent.
b. She left out a zero in between the two and the five.
c. She was not supposed to have a number in front of the decimal point.
d. She should have used a four as her exponent because there are four zeros on the end of the number.

In the following diagram it is given that dec,ab || dc, ad || eb, and ad is congruent to bc. a)why isn't abc a parallelogram even though it has a pair of parallel sides and a pair of congruent sides b)explain why be must be congruent to bc. further explain what type of triangle this makes triangle abc and what it tells you about angle 1 and angle 2c) finally why must angle 3 be congruent to angle 1? further, explain why we know that angle 3 is congruent to angle 2

Opposite angles in a parrellelogram are

Table of values relation g values x, y 2,2 /3,5 /4,9 /5,13 which ordered pair is in g inverse? a(-2,2) b(-3,-5) c)4,9) d( 13,5)