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1.I have a calculation doubt. How do we calculated an x% charge on every y% breach of total z% breach. ...

E.g. 5% charge on every 10% breach of the total breach of 102%. Any short summed-up formula?
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2.Alberto ran 4/5 kilometer on Monday. On Tuesday, he runs 91/0 of the distance he ran ...

How far did he run on Tuesday? Enter your answer in the box as a fraction in simplest form.
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5.You will be assembling 4 expressions using order of operations. The trick to this project is that you’ll be ...

ou’ll be using the same 4 numbers written in the same order. The only thing that will change in each expression will be the tools you’ll use from your toolbox. The tools that you’ve learned so far for order of operations are parentheses, exponents, multiplying, dividing, adding, and subtracting. Here are the four numbers. Keep them in this order: 18 2 4 3 Here are the tools in your toolbox: The 2 and 3 represent exponents, so you are allowed to square or cube a number. Listed below are the values you need to create. 21 = 67 = -6 = 103 =
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8.An electronics dealer offers a discount of 10% on the Marked price of Electronics. He still makes a profit of ...

profit of 20%. If his gain on the sale of one electronic item is rupees 4500 find the Marked price of the electronic item.
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Law of Sines:

It states a relation between sides and the angle opposite to that side of a triangle.


The ratio of sides of the triangle and sine of the corresponding angle to that side, will remain the same for all three sides of the triangle. 


a/sinA = b/sinB = c/sinC = 2R
 

triangle

 

Law of Sines Sample Questions:

Question 1: Find b using the following triangle. Write your answer to the nearest whole number.
 

triangle 1


Answer: b = 32

Explanation: We will use the Law of Sine here.

 

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Question 2: Find a using the following triangle. Write your answer to the nearest whole number.
 

triangle 2


Answer: a = 15

Explanation: We will use the Law of Sine here.

 

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Question 3: Find c using the following triangle. Write your answer to the nearest whole number.
 

triangle 3


Answer: c = 50

Explanation: We will use the Law of Sine here.

 

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Question 4: Find the measure of m∠B using the following triangle. Write your answer to the nearest degree.
 

triangle 4


Answer: 46°

Explanation: We will use the Law of Sine here.

 

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Question 5: Find the measure of m∠A using the following triangle. Write your answer to the nearest degree.
 

triangle 5


Answer: 50°

Explanation: We will use the Law of Sine here.

 

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Question 6: Find the measure of mC using the following details.
 

triangle 6

Write your answer to the nearest degree.

 

Answer: 70°

Explanation: We will use the Law of Sine here.

 

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Question 7: For the following ABC, find mB. Round to the nearest degree.

triangle 7


Answer: 76°

Explanation: We will use the Law of Sine here.

 

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Question 8: Find a using the following ABC. Write your answer to the nearest tenth.
 

triangle 8

Answer: 6.6

Explanation: We will use the Law of Sine here.

 

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Question 9: Find b using the following ABC. Write your answer to the nearest tenth.
 

triangle 9

Answer: 8.5

Explanation: We will use the Law of Sine here.

 

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Question 10: Find the measure of m∠C using the following ABC.
 

triangle 10
Write your answer to the nearest degree.

 

Answer: 31°

Explanation: We will use the Law of Sine here.

 

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Math Questions Answers Pages

Area of a Triangle Coefficient