Two triangles each have an angle of measure x and an angle of measure y. Which statement about the measure of the remaining angles is true? A. The two angles are congruent. Their measure is x + y

B. The two angles are congruent. Their measure is (180 - x) + (180 - y)

C. The two angles are congruent. Their measure is 180 - x - y

D. The two angles are not necessarily congruent. Their measures could be different

Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics

Read the excerpt from the strange case of dr jekyll and mr. hyde what do dr. jekyll's thoughts reveal about him in this excerpt? [t]he inmates of my house were locked in the most rigorous hours of slumber, and i determined, flushed as i was with hope and triumph, to venture in my new shape as far as to my bedroom. i crossed the yard, wherein the constellations looked down upon me, i could have thought, with wonder, the first creature of that sort that their unsleeping vigilance had yet disclosed to he is jealous of those who can sleep through the night. he is revered for his scientific advances. he is interested in studying the movements of the stars he is proud and enthusiastic about his initial results.

What is a correct first step in solving the inequality-4(3-5x)> -6x+9