Convert to scientific notation: 200544

2.00544 * 10^5

Step-by-step explanation:

the decimal point has been brought back by 5 places

(200544 / 100000) *10^5 = 2.00544*10^5

The scientific notation is 2.00544*10^5 or 2.00544e5

rounding to the nearest thousandth would be 452,000

to find the perimeter of the rectangle this is the expression:

x-9+x-9+3x-4+3x-4=138

if we simplify it:

8x-26=138

remember, 138 is what it all adds up to

the length is 11.5cm

the width is 57.5cm

the area is 661.25cm^2

the answers might not be correct use at own risk