Answer: 
Step-by-step explanation:
To solve the exercise you must solve for b from the formula for the hypotenuse, as you can see below:
- Square both sides of the equation as following:

- Now you must subtract a² from each side of the equation, then you obtain:


- Apply square root to both sides:

Then:

Answer:
refer to the attachment
Step-by-step explanation:
hope that helps
Answer:
11/61
Step-by-step explanation:
cos b = adj side/hypotenuse
=11/61
The area of the frame would be 19.25’
Answer:
If you are asking -3 times -5 times -4, then the answer -60
Step-by-step explanation:
-3*-5=15
15*-4=-60