Answer:
The height of the rock formation is 
Step-by-step explanation:
see the attached figure to better understand the problem
we know that

solve for h

Answer:
Dividing by 7
Step-by-step explanation:
1. Find the common term in the fraction 7
divided all by 7
Answer:

Step-by-step explanation:
Subtract v from both sides

Simplify

Switch sides

Group like terms

Subtract the numbers: 2 - 42 = -40

Add 40 to both sides

Simplify

Divide both sides by 7

Simplify
➤ 
Answer: The answer is 1/21
Step-by-step explanation: