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3. the distance to the sun is approximately 93,000,000 mi. a firefly is about 0.04 in. long. (a) what is the distance to the sun written in scientific notation? (b) what is the length of a firefly written in scientific notation? (c) the distance to the sun in inches is . how many fireflies would it take to reach the sun if they were put end to end? +

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.