797.476 751.529 797.251 order the decimals from greatest to least please and thank you in advance. My daughter is in 5th grade and they are starting to do decimals. I know it says middle school but it didn't have the elementary school option for the grade level but yes she just started 5th grade and they just started decimals out of no where.

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.