Answer:
4.2mm
Step-by-step explanation:
This are two similar triangles.
Comparing the two:
8/3 = (7+x)/x
Cross multiplying
8x = 3 (7+x)
8x = 21 + 3x
8x - 3x = 21
5x = 21
Dividing by 5
X = 21/5
X = 4.2mm
Answer:
72 km
Step-by-step explanation:
We can use basic logic to find how many miles you run in 12 weeks.
If you run for 2 km 3 times a week, then you run 6 km per week because
.
If you continue this for 12 weeks, that means you will have ran
km, which can simplify down to 72 km.
Hope this helped!
Answer:
10
Step-by-step explanation: