K=0 ∑ 39 8(− 8 7 ) k ≈

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?

Finding tbe values of the variables in each kite