11 1 point Jannet used 155 beads to create 5 necklaces. How many beads did she use to create 9 necklaces?

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

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.

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the