Answer:
rectangle square,
Step-by-step explanation:
square and rectangle done.
(x+20)/2 = 3x
x+20 = 6x
6x - x = 20
5x = 20
x = 4
Answer:
50 in^2
Step-by-step explanation:
Area = area of rectangle - 2 * (area of the 2 spaces)
= 10*12 - 2(5*7)
= 120 - 70#=- 50 in^2.
Area of a computer screen ( square side) = a²
Here, screen side length = 21 in.
So, area = 21² = 441 in²
In short, Your Answer would be Option B
Hope this helps!
