Answer fast worth 30 points

a communtiy group is planning the expansion of a square flower garden in a city park. if each side of the original garden is inreased by 9 meters the new total area of the garden will be 269 sqaure meters. find the length of each side of the original garden

a. 9m

b. 13m

c. 2m

d. 4m

what are the solutions of the equation: z^2-6z-27=0

a.3,9

b.3,-9

c. -3,9

d. -3,-9

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