One ring in the stonehenge monument was originally made of 30 stones, each about six and a half feet wide, 3 ft thick, and 13 ft tall. what is the approximate volume of the 17th stones that remain today? i'm desperate so me out xd

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

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.

Solve each quadratic equation by factoring and using the zero product property. x^2 - 8x + 30 = 3x