Josh is building a ladder for his treehouse. He needs 8 rungs to complete the ladder. Each rung is 11.5 inches long. How many inches of wood does Josh need in all.

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Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

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.