lunamaraya7p2o2ba lunamaraya7p2o2ba

01-05-2020
Mathematics

contestada

The area of a rectangular swimming pool is 360 square feet. If the length of the swimming pool is 9 feet more than its width, find the length of the pool

Respuesta :

01-05-2020

Answer:

l = 24ft

Step-by-step explanation:

A = lw

360 = (x + 9)(x)

360 = x^2 + 9x

0 = x^2 + 9x - 360

0 = (x + 24)(x - 15)

x ≠ -24 (length cannot be negative)

x = 15

l = 15 + 9

l = 24ft

Answer Link

Otras preguntas

In ΔDEF, m∠D = 103° and m∠E = 14°. Which statement about the sides of ΔDEF must be true?

if x 7 0, what is the sum of 4 0 4+10 + 513387 in simplest form?

- 15. Show that (3x - 1)(x + 5) is equivalent to 3x2 + 14x - 5 -

Tools - ABC C Question 10 Mary is opening a coffee shop and is looking for the most convenient location. She wants to get as much business from the Mall which i

name of the king to support the construction of janki tempe

Question 14 of 45 How did World War II change the global balance of power? A. It spread global power almost equally among the countries that joined the United N

7. A sales girl is paid Rs 5,000 per month as salary and a 4 commission of % on total sales. If she receives Rs 5,192 at the end of a month, find the total sale

If p=8×10^5, 5×10^−2. Find p×q

What is the length of chord sy in OP below? A. 3.2 units B. 3.5 units O c. 7 units O D. 6.4 units

A wall is 4m high and 40 cm wide it contain two Windows of dimension 2.5 X 1 metre and gateway of dimension 2 metre multiply 3 if 24560 cubical bricks of length