Answer:
Step-by-step explanation:
The shaded area is the difference of the large and small squares.
<u>Area of large square:</u>
<u>Area of small square:</u>
<u>Shaded area:</u>
- A = A(l) - A(s)
- A = (y + 4)² - y² = y² + 8y + 16 - y² = 8y + 16
Answer:
What??
Step-by-step explanation:
C. 40
30x30=900
40x40=1600
total of 2500 take the square root and your left with 50 so everything balances out