90°

43°

44 degrees

## What is a 120 degree angle called?

Obtuse Angle Measure = (180 – acute angle measure) In the picture above, line segment DO intersects line segment OQ at point O and forms an angle DOQ measuring 120°. Thus, it is an obtuse angle.

straight angles

## What is the formula for rotation of 180 degrees?

The rule for a rotation by 180° about the origin is (x,y)→(−x,−y) .

## What is the rule for a 90 degree clockwise rotation?

Rule : When we rotate a figure of 90 degrees clockwise, each point of the given figure has to be changed from (x, y) to (y, -x) and graph the rotated figure. Let us look at some examples to understand how 90 degree clockwise rotation can be done on a figure.

## What does it mean to * reflect * a shape?

A reflection is a transformation representing a flip of a figure. When reflecting a figure in a line or in a point, the image is congruent to the preimage. A reflection maps every point of a figure to an image across a fixed line.

## How do I rotate text 180 degrees in Excel?

MS Excel 2016: Rotate text in a cell

1. Right-click and then select “Format Cells” from the popup menu.
2. When the Format Cells window appears, select the Alignment tab. Then set the number of degrees that you wish to rotate the text.
4. NEXT.

## How do I rotate text 45 degrees in Excel?

Change Text Orientation in Excel from the Ribbon The Ribbon contains orientation options under the Alignment section of the Home tab. The options are listed in a dropdown under the icon labeled Orientation. The first two options rotate the contents of the selected cells by 45 degrees in the desired alignment.

## How do I rotate text?

Rotate a text box

1. Go to View > Print Layout.
2. Select the text box that you want to rotate or flip, and then select Format.
3. Under Arrange, select Rotate. To rotate a text box to any degree, on the object, drag the rotation handle .
4. Select any of the following: Rotate Right 90. Rotate Left 90. Flip Vertical. Flip Horizontal.

## How do you write 90 degrees in Excel?

Below are the steps to type the degree symbol in Excel using a keyboard shortcut:

1. Select the cell in which you want to insert the degree symbol.
2. Press F2 to get into the edit mode.
3. Use the keyboard shortcut – ALT + 0176 (you need to hold the ALT key and then press 0176 from the numeric keypad of your keyboard).

## How do I format a cell in Excel to degrees?

To add the degree symbol to a single cell, simply select the cell you want to add the degree symbol to and step into the cell. You can step into the cell either by pressing F2 or typing in the Formula Bar. Then, while pressing the Alt key, press 0176 (in that order) on your number pad.

## How do I calculate degrees in Excel?

The Excel DEGREES function converts angles (expressed in radians) to degrees. For example, the formula =DEGREES(PI()) returns 180. angle – Angle in radians that you want to convert to degrees….Converting degrees to radians manually.

Formula Degrees
=PI() 180
=90*PI()/180 90
=45*PI()/180 45
=30*PI()/180 30

## How do I do a percentage formula in Excel?

Basic Excel percentage formula

1. Enter the formula =C2/B2 in cell D2, and copy it down to as many rows as you need.
2. Click the Percent Style button (Home tab > Number group) to display the resulting decimal fractions as percentages.

## What is a formula of percentage?

To determine the percentage, we have to divide the value by the total value and then multiply the resultant to 100. Percentage formula = (Value/Total value)×100. Example: 2/5 × 100 = 0.4 × 100 = 40 per cent.

## What is the formula to calculate percentage?

1. How to calculate percentage of a number. Use the percentage formula: P% * X = Y

1. Convert the problem to an equation using the percentage formula: P% * X = Y.
2. P is 10%, X is 150, so the equation is 10% * 150 = Y.
3. Convert 10% to a decimal by removing the percent sign and dividing by 100: 10/100 = 0.10.