Which one of the following is a true statement about a circle inscribed in a regular polygon?
a. the area of the circle is equal to the area of the polygon.
b. the sides of the polygon are chords of the circle.
c. the vertices of the polygon are on the circumference of the circle.
d. the sides of the polygon are tangents of the circle.

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

Laura read 1/8 of a comic book in 2 days. she reads the same number of pages every day. what part of the book does she read in a week

Agrasshopper weighs 0.89 grams. express the grasshopper’s weight in scientific notation.