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Trigonometry

Trigonometry is a field of mathematics. It is the study of triangles. Trigonometry includes planar trigonometry, spherical trigonometry, finding unknown values in triangles, trigonometric functions, and trigonometric function graphs.

3,810 Questions

A prayer with mathematical terms?

lord sorry for all of our sin,

forgive us lord to make it correct

Lord teach us to number our days

And graph them according to your ways

Trusting you to base me in our plan

To complement your perfect diagram

Subtract the points you do not want from us

But add the values you have set for us

Divide the dividends we possess accordingly

So I can multiply them systematically.

Draw the lines we have to follow

Guide us properly with your arrow

Because sometimes we tend to be irrational

Yet all the while you want for us is to be rational.

Well we learn that life is like a slope

With its ascends and descends that I must cope

Going through such a wonderful formula

Give thanks and praise your Almighty creation

How do you work out the trigonometry of a rectangular based pyramid?

The answer depends on what you wish to work out: the angles, height, surface area, volume. Also, you need more information: the vertical or inclined height and whether or not the pyramid is a right pyramid.

What is the reciprocal of the tangent?

The reciprocal of the tangent is the cotangent, or cot. We might write 1/tan = cot.

Calculate 45 degree offset when the travel is known?

A 45 degree offset has a travel of 200mm. calculate the rise of the offset.

What is tangent line?

tan A = (sin A) / (cos A)

tan (A)= opposite side length/adjacent side length

A is an angle measurement; amount of degrees or radians.

If a line is tangent to a curve, it only touches the curve at one point. looks like )| but the line is touching the curve.

In a circle, the tangent line touches the circle at one point and is perpinducular to the circle's radius if it is touching that same point.

Can you delete your wild tangent orb account?

No. You can contact the wild tangent support team to either block or disable it.

Why are angles important?

Angel's are very important in Islam as, they have a height status than any other of Allah's creation. angels are made out of light and they do not need food drink nor do they get tiered as they do not desire anything. the are continuesly wprshipping Allah's commands. Angels carry out various tasks, each angel has different tasks there for thwey have different powers.

it is iportant to believe in angels as Muslims are taught this in the quran and sunah, when a Muslim believe in Allah it fardz to believe in his angels as it is one of the pirncipal beiliefe in Islam.

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The answer, although interesting, is about angels, not angles which is what the question was about!

Geometry has its roots in ancient people trying to measure plots of land which were flooded annually by the Nile. When the flood waters receded, land had to be restored to its former owners and it was important to know how much land each landowner had before the flooding. The likelihood that taxes were partly based on the area of land owned made it particularly important to get the calculations right. The areas of some shapes are relatively simple to calculate from the lengths of their sides but for some shapes it is easier if angles (and their trigonometric ratios) can be used in the calculations.

What are circular functions?

Sine, Cosine, Tangent, Cotangent, secant and cosecant

A figure has 2 sides of parallel sides and 4 right angles All of the sides are the same lenght What are the 3 names for the figure?

The 3 names for this figure are:

1. Square - all sides are parallel, there are 4 right angles, and all the sides are the same length. All squares are quadrilaterals and parallelograms.

2. Quadrilateral - 4 sides. NOT all quadrilaterals are squares, however.

3. Parallelogram - all sides are parallel. NOT all parallelograms are squares, however.

Explain about Cartesian coordinate system?

In 2-dimensions, the Cartesian coordinate system comprises a pair of axes meeting at right angles at a point called the origin. Conventionally the axes are identified as the x-axis (going from left to right) and the y-axis (going from the bottom to the top).

Every point of the Cartesian plane is allocated an ordered pair of numbers, called coordinates. The first number (abscissa) represents the distance of the point to the right of the origin and the second (ordinate) represents the distance in the upward direction. If the point is to the left or below the origin then the corresponding coordinate is negative.

How do you work out the perimeter of a right-angled triangle?

The perimeter of a triangle is side A plus side B plus side C.

Since we are talking about a right triangle, if you know two sides, then you know the third by the Pythagorean Theorem: A2 + B2 = C2

Solid mensuration problems with solution?

find the volume of the largest pyramid which can be cut from a rectangular parallelepiped whose edges are 2in. by 3in. by 4in. discuss fully

Why can't you get tan90?

Think of tangent as sin divided by cos or sin/cos. Now cos 90 degrees is 0 so tan90 would be 1/0 which is not define since you are now allowed to divide by 0. It's best to visualize what Tan(90) means: Take a typical right angle triangle: From the angle in question (A), you have the adjacent leg (The leg extending from angle A to the right angle opposite), the opposite leg (the leg directly opposite the angle A, of course) and the hypotenuse (the leg intersecting the aforementioned two legs) Tan(A) is the ratio of the opposite leg and the adjacent leg. To solve for Tan (A): Tan (A) = opposite/adjacent. As angle (A) increases, the length of the opposite side also increases. So what happens at A=90? Well, you no longer have a triangle! The hypotenuse (the leg that intersects the opposite side from the adjacent side) NEVER INTERSECTS. Therefore, no longer being a triangle, you can no longer define the ratio.

What are five trigonometric identities?

All others can be derived from these and a little calculus:

sin2x+cos2x=1

sec2x-tan2x=1

sin(a+b)=sin(a)cos(b)+sin(b)sin(a)

cos(a+b)=cos(a)cos(b)-sin(a)sin(b)

eix=cos(x)+i*sin(x)

Solve sin x square root of 3 by 2?

Do you mean sin(x)=sqrt(3)/2? IF so, look at at 30/60/90 triangle. We see the sin 60 degrees is square (root of 3)/2

What solid shape has 2 faces?

There are many options. Some examples:

  • hemisphere,
  • biconvex lens,
  • finite cone.


When was trigonometry discovered?

150BC, In a town called New Hartley Athens, Greece.

Calculate a side of a triangle?

Pythagoras's' theorem or "got an want" on a right angled triangle but use sine rule on a non right angled triangle !! ..

What does 1 divided by sin x look like?

1/sin(x) is also known as cosec(x).

It looks a bit like a U, starting at "infinity" when x = 0, bottoming out at 1 when x = pi/2 radians and then returning to "infinity" at x = pi. Next, it is an upside down U, below the axis and peaking at -1: between x = pi and 2*pi. These U shapes alternate.