Week 5 – Math 10 – Finding the angle in a right triangle

Finding angles in a right triangle is easy

 

Question 1

Side note: You must know what the formula SOH CAH TOA is, I made a blog post for this formula and if that doesn’t help you then you can ask a teacher or anyone who knows this for help, you also need a calculator.

Step 1) Find which sides are which and which numbers correspond with them

Step 2) Then find and use the right word for the equation

Step 3) Now you can start with Sin X=3.8/5.0

Step 4) This step is a little hard since you need to use your calculator, you will need to make Sin became a negative so the equation can become X=Sin-1 (3.8/5.0) you probably need help to use the calculator.

Step 5) Once (if you can) figure it out then put the equation in your calculator.

Answer: Your answer should be 49.5

 

Question 2

Step 1) Do what you did in the first question but use which ever numbers you need

Step 2) Once you have your equation put it in your calculator.

Answer) your answer should be 62

 

 

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