Answer:
-3
Step-by-step explanation:
5•-3=-15
4•-3=-12
-15+3=-12
Answer: D or #4: None of the above
Step-by-step explanation: Since the longest angle is 13 x has to be around half because its a 47 degree angle if we round it would be 6 so D
The lowest one is 4, just multiply the first fraction by 2
Length:12 cm
Width: 7 cm
My work is shown in the picture. I hope this helps!