The number line below represents which combined inequality? a. x greater than or equal to −2 or x less than or equal to 4 b. x greater than or equal to −2 and x less than or equal to 4 c. x less than or equal to −2 or x greater than or equal to 4 d. x less than or equal to −2 and x greater than or equal to 4

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.