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kramer
3 years ago
14

What is the easiest to understand formula for solving 45 45 90 special right triangles?

Mathematics
1 answer:
alexgriva [62]3 years ago
4 0

Step-by-step explanation:

45°, 45°, 90° triangle theorem states that:

Lengths of the sides opposite to the 45° angle are equal to one upon root two times of the length of hypotenuse.

Mathematically it can be expressed as:

length \: of \: sides \: opposite \: to \: 45 \degree \: \\  angle \\  =  \frac{1}{ \sqrt{2} }  \times length \: of \: hypotenuse.

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Apply the markup or markdown to each item and then find the retail sale price of the following items. ​Round to two decimal plac
Black_prince [1.1K]

Answer:

5.98

Step-by-step explanation:

2.99 * 1= 2.99

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First you had to multiply 2.99 by 1 because 100% in decimal is 1.

You get 2.99 and you add it to the original price.

And that is how you get 5.98

4 0
3 years ago
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The graph of a proportional relationship passes through (12,16) and (1,y). find y​
anastassius [24]

Answer:

4/3

Step-by-step explanation:

A proportional relationship is a relationship that crosses through the origin or (0,0). This means the slope of the line can be found by subtracting the points (12,16) and (0,0) in the slope formula.

m = \frac{y_2-y_1}{x_2-x_1} =\frac{16-0}{12-0}= \frac{16}{12}=\frac{4}{3}

So the slope is 4/3 and must be the value between any two points on the line.

This means the function moves from (0,0) to (1, 4/3).

4 0
3 years ago
How to solve (10-7)+(2x14/7).
Alja [10]
The answer should be 7
6 0
3 years ago
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HELP PLSSS IM STARTING SCHOOL AND DODNT FINISH MY HW!!
Tems11 [23]

Answer:

(2,3.5)

Step-by-step explanation:

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7 0
3 years ago
In the figure shown, line AB is parallel to line CD. What is the
timurjin [86]
Since AB is a straight line, and straight lines are 180 degrees, you can add the two 62 degree angles.

62+62=124

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angle x is 56 degrees
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3 years ago
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