consider each of the roots below. if the root is a rational number ,simplify it fully .if it is an irrational number, establish the two integers it lies between.( a)√1,(b)√5,(c)√25(d)√36(e)√9÷4(f)√1 8÷50(g)√12+4÷4(f)√32÷4​

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations