Answer:
A i think
Step-by-step explanation:
This is a question of proportions:
First we can work out how many feet it goes up for each feet he steps back:
5.5/6 ft per each feet he steps back.
Now we can multiply this by the amount of ft back the cliff is:
(5.5/6)*30 = 27.5 ft
Thus the cliff is 27.5 ft tall,
Hope this helps :)
Answer:
10/13
Step-by-step explanation:
Y1-Y2 / X1-X2
18-8 / 18-5
18-8 = 10
18-5 = 13
I believe the answer is -51+60 because it equals -9. And -51-(-60) is 9.
18
Step-by-step explanation:
X-3=15
Make X the subject of the formular by transferring the number with co-efficients in one side if the equation.
X=15+3
X=18