Chelsea goes to Bed, Bath, and Beyond to purchase a new comforter set. The
comforter set is regularly priced at $119.99. She has a coupon for 20% of any
regularly priced item. The sales tax rate is 8.875%. What is the total cost of
Chelsea's purchase after the discount and tax?

Use the following statements to write a compound statement for the conjunction or disjunction. then find its truth value. p: an isosceles triangle has two congruent sides. q: a right angle measures 90° r: four points are always coplanar. s: a decagon has 12 sides. a) a right angle measures 90° or an isosceles triangle has two congruent sides; true. b) a right angle measures 90° and an isosceles triangle has two congruent sides; true. c) a right angle measures 90° and an isosceles triangle does not have two congruent sides; false. d) a right angle measures 90° or an isosceles triangle does not have two congruent sides; true.