The best fit represent the data if x is the number of days since the plant appeared and y is the height of the plant y = 3.5x + 0.7 use the line of best fit chosen in part b to predict the height of a bamboo plant 40 days after appearing above the soil. show your work.

Can any one me with the answers to these questions asap?

Which of the following is the true for f(x) = 5cos

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