Find x or y as indicated using tangents, secants and chords as shown.

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.

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

Which number line correctly shows 0.8 + 0.3?