U should know the area of rectangle is w*l
if we increase it by double or times 2 its area will be
A=2w*2wl
A=4wl
area would be 4 times of original one
Now u can get the answer

4 0

3 years ago

Please solve this...question..it may come in my exam.#math problem fast solve it and help me

ehidna [41]

Answer:

n + y

Step-by-step explanation:

a² - b² = (a +b)(a - b)

$\frac{n^{2}-y^{2}}{n+y}$ ÷ $\frac{n - y }{n + y } = \frac{(n + y)(n - y)}{(n + y)}*\frac{(n + y)}{(n - y)}\\\\$

{ (n + y) in the denominator and numerator will be cancelled ;

(n - y) in the denominator and numerator will be cancelled

= n + y

3 0

3 years ago

Also scores eight points in six minutes if she continues at this rate how many points will she scored 30 minutes

Ronch [10]

Answer:

She will score 40 points in 30 minutes.

Step-by-step explanation:

30 minutes divided by 6 minutes is 5, times 8 points is 40 points.

5 0

3 years ago

Value of [(3/2)^(-2)] is *​

Value of [(3/2)^(-2)] is *