Answer:
Step-by-step explanation:
2√5*√19=2√95≈19.494≈19.49≈19.5
if you want exact then 2√95
if three decimal places then 19.494,if two decimal places then 19.49 ,if one decimal place then 19.5
Answer: 3
Step-by-step explanation:
as you see c is the hypotenuse of the triangle that has two of the side 6 and 3
c^2=a^+b^2
c^2= 3^2+6^2
c^2=9+36
c^2=45
c=
=3
Answer:

Step-by-step explanation:
(-9, -1), (-1, 6)
x1 = -9
x2 = -1
y1 = -1
y2 = 6





N= 12
Subtract 70.85 and 7.25 which equals 63.6. Then take 63.6 divided by 5.3 and it equals 12! Hope this helps.