Answer:
56
Step-by-step explanation:
The easiest way to solve this is by cross multiplying. We can make an equation to find the answer of this by simply taking a side from each triangle and then the variable and equal side on the other triangle, shown below.


Now we solve with cross multiplication

Now we know the mystery number is 56
Answer:
C = 3.14... x d
Step-by-step explanation:
To calculate the circumference do pie times the diameter of the circle
Answer:
Step-by-step explanation:
a) +200
b) - 200
c) -500m {well is below sea level.For bellow sea level use - sign}
d) + 5000m
6) a) 12 - 3x
b) (x +10)/7
c) -5y + 16
d) 2m - 11
Answer:
0.5 meters a second or 0.5:1
Step-by-step explanation:
10 meters ÷ 20
_______________
20 seconds ÷ 20
=
0.5 meters
_______________
1 second