What are the trigonometric ratios

Answers

Answer 1
Answer: The trig ratios are a set of numbers that are properties
of every angle.

When the angle is in a right triangle, they can be defined
like this:

Sine (sin) of the angle:        (opposite leg) divided by (hypotenuse)
Cosine (cos) of the angle:  (adjacent leg) divided by (hypotenuse)

Tangent (tan) of the angle:      (opposite leg) divided by (adjacent leg)
Cotangent (cot) of the angle:  (adjacent leg) divided by (opposite leg)

Secant (sec) of the angle:  (hypotenuse) divided by (adjacent leg)
Cosecant of the angle:       (hypotenuse) divided by (opposite leg).


The size of the right triangle doesn't matter, only the ratios of
pairs of sides.  That will always be the same number for the
same angle, no matter how big or small the triangle is.

There's no easy way to calculate the numbers for an angle. 
You just have to look them up, using tables in books, or online
(try 'cosine 29' on Google), or on most hand-calculators. 
Answer 2
Answer: The trigonometric ratios are special measurements of a right triangle (a triangle with one angle measuring 90 ° ). Remember that the two sides of a right triangle which form the right angle are called the legs, and the third side (opposite the right angle) is called the hypotenuse.

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Solve the equation 8x-12=5x+15

Answers

8x-12=5x+15
add 12 to both sides

8x=5x+27
subtract 5x from both sides

3x=27
divide by 3

x=9

8x = 5x + 27 Add 12 to both sides

3x = 27 Subtract 5x from both sides

x = 9 Divide both sides by 3


Nate wants to visit his friend Mac before going to the park. Nate's house is located at (-2, 4), while the park is located at (10, 2). Find the bacation of Mac's house if it is of the distance from Nate's house to the park.​

Answers

Answer:

Step-by-step explanation:

Using the formula for calculating the distance between two points as shown;

D = √(x2-x1)²²+(y2-y1)²

Given the coordinates  (-2, 4) and (10,2)

x1 = -2, y1 = 4, x2 = 10 and y2 = 2

substitute into the formula;

D = √(10+2)²+(2-4)²

D = √(12²+(-2)²

D = √144+4

D = √148

D = 12.17 units

Hence the distance of Mac,s house from Nate's house is 12.17 units

Final answer:

To find the coordinates of Mac's house, we use the section formula in mathematics. By substitifying the given locations of Nate's house and the park into the formula, we conclude that Mac's house is located at approximately (2, 3.33) which is one third the distance from Nate's house to the park.

Explanation:

In this math problem, we are dealing with points in a 2D cartesian coordinate system. Nate's house is at (-2, 4) and the park is at (10, 2). Mac's house is located one third of the distance between these two points. Following the formula for the coordinates of a point dividing a line segment in a given ratio, we can find Mac's house location.

Let the coordinates of Mac's house be (x, y). We use the formula for section formula which is:

x = [(m*x2 + n*x1) / (m+n)] and y = [(m*y2 + n*y1) / (m+n)]

Here, x1, y1 (-2, 4) are the coordinates of Nate's house, x2, y2 (10, 2) are the coordinates of the park and the ratio m:n is 1:2 since it's one third of the distance from Nate's house to the park.

By substituting these values in the formula, we get x = [(1*10 + 2*-2) / (1+2)] = 2 and y = [(1*2 + 2*4) / (1+2)] = 3.33

So, the coordinates of Mac's house are approximately (2, 3.33).

Learn more about Coordinate Geometry here:

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Which number is a perfect cube?
09
18
27
O 36

Answers

Answer:

36

Step-by-step explanation:

a cube has 6 sides

6 squares on each side

36 divided by 6 = 6

6 x 6 = 36

hope this helps!

1, 5, 9, 13...Generalize the pattern by finding the nth term.

A) n2
B) n + 4
C) 4n - 3
D) 3n + 1

Answers

C. ................jhAn

Solve photo question. Mathematics

Answers

We can substitute each and check if it gives us the answer 13

1st one:
4(1)+3(6) = 13
4 + 18 = 13
22 ≠ 13
It does not satisfy the equation!

therefore, The last one is the answer after checking them all.

4(4) + 3(-1) = 13
16 - 3 = 13
13 = 13

(4, -1)

(4,-1). 4x+3y=13. You do 4(4)+3(-1)=13. hope that helps.

Anyone....please!!The largest frog in the world is the goliath, found in West Africa. This type of frog can grow to be 12 inches long. The smallest frog in the world is about 4% as long as the goliath. What is the approximate length of the smallest frog in the world?

Answers

Multiply 12 by 4%, or 4/100, and 4/100 simplifies to 1/25. 12/1 x 1/25 = (12 x 1)/(1 x 25) = 12/25, which equals 0.48. So, the smallest frog is 0.48 inches long, but can be rounded to 0.5 inches long.