Answer:
x+42°+73°=180°(sum of angles of a triangle)
x+115°=180°
x=180°-115°
x=65°
Answer:
First equation: 4n^2=256
Second equation: 4n*2=64
Step-by-step explanation:
First equation:
4n^2 for n = 8.
Substitute 8 for n and solve:
4*(8)^2=4*64=256
4n^2=256
Second equation:
4n*2 for n = 8.
Substitute 8 for n and solve:
4*(8)*2=32*2=64
4n*2=64
I hope this helped you.
Please mark Brainliest.
Have a great day!!!!!!!!!!!!
Answer:
3.7
Step-by-step explanation: