Aphone plan has a limit of $25 that can be spent on text messages. the base cost of the text plan will cost a user $5. each text will cost $0.05. how many text messages (t) can a user send without exceeding the plan limits? t ≤ 400 t < 400 t ≤ 600 t < 600

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.