Answer:
Step-by-step explanation:
The sum of all the observations here is 87+84+86+90+82+88+78=595
Number of observations =7
So, Average = 595 / 7 = 85
I think the answer is 39 meters
Answer:
19.2
Step-by-step explanation:
Just solve it
Answer:
<h2>
AB = 23.40 cm</h2>
Solution,
Base ( BC ) = 22 cm
Perpendicular ( AC) = 8 cm
Hypotenuse (AB) = ?
Now,
Using the Pythagoras theorem:
Hope this helps..
Good luck on your assignment...
Answer:
10+30r
Step-by-step explanation:
-2+5(2+6r)
expand 5(2+6r)
5x2=10
(6r)x(5)=30r
so it is 10+30r
then add that to -2
8+30r
Hope that helps :)