<span>Subtract u from 7, then divide v by the result</span>
v : (7 - u)
I believe the formula to find the height would be h= 2a/b and if you use that formula and plug in the area (21.7) of each triangle as well as the base (6) then you would get a height of 7.2 cm. I hope this is correct! :)
Answer:
r = 1/6
Step-by-step explanation:

Multiply both sides by 4

Divide both sides by 3
