A chemical compound used to control insects freezes at -168°F. It boils at 115°F. Which expression represents the difference between the two temperatures? ❘-168 - 115❘
-❘115 + 168❘
-❘115 - 168❘
❘115 - 168❘

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.