I'm pretty sure its line c.
Step-by-step explanation:
D
The first place after the decimal represents the tenths place, the second place represents the 100ths place and so on.
24=2(w+4)+2w=4w+8, subtract 8 from both sides 4w=16, w=4. L=w+4 so l is 8. The dimensions are 8 by 4.
The answer should be 8 cm2
X =
2. -7
7. 15
11. -2
12. 12
13. -1
14. 3
15. 64
16. 5
18. -14