Answer:
49.7
Step-by-step explanation:
you just add them. thats perimeter
Based on the graph, the amplitude is 0.5. You can determine this number as well if you look at the x axis. Hopefully I helped you.
If I did please mark me as brainliest!
Answer:
67.5?
Step-by-step explanation:
the top two looked like the same degree so solve 2x+10=145 ig
Answer:
x=7 and y=-1
Step-by-step explanation:
X+Y=6 OR X=6-Y ...(1)
X-Y=8 ...(2)
substitue X=6-Y in (2)
(6-Y)-Y=8
6-2Y=8
-2Y=8-6
-2Y=2
Y=2/-2\Y=-1 ANS.
for x, substitute Y=-1 in (1) above
X-(-1)=8
X=8-1
X=7 ANS.
