Question 25 of 25
2 points
which of these examples is an error of addition by one?
o
a. 35,427 + 63,562 = 98,889
o
b. 43,724 + 54,263 = 97,987
o
c. 28,546 + 61,352 = 89,898
o d. 17,642+72,345 = 89,987

Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

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