What is the value of 1/2+(-5/6)+1/4

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

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.

Secant be and cf intersect at point d inside a what is the measure of cde