The area of a square poster is 50 in.squared2. Find the length of one side of the poster to the nearest tenth of an inch.

Question

i need help with this proble plz help me its for a girl and we dont understand

Answer 1

a side = sqr50 = 5sqr2 = about 5(1.414) = 7.07 = about 7.1 inches

7.1^2 = 50.41

7.07^2 = 49.985 square inches

the square's sides are slightly more than 7.07 inches, slightly less than 7.1 inches