The distance formula can be used to prove a triangle has
select one:
a. congruent sides
b. a right angle
c. parallel sides
d. congruent angles

Pick the expression that matches this description: a polynomial of the 5th degree with a leading coefficient of 7 and a constant term of 6 (choice a) 7x^5+2x^2+6 (choice b) 7x^6−6x^4+5 (choice c) 6x^7−x^5+5 (choice d) 6x^5+x^4+7

Plzzz i beg u so much asap ! what is the slope of this line? enter your answer in the box.

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.