# How do you calculate complements?

Complementary angles add up to 90 degrees. So, the complement = 90 - original angle.e.g. the complement of 25 is 65

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## What Complements Lavender Wall Color?

At first glance, lavender can seem a difficult and intimidating colour to try to work with in terms of room decor. With a little experimentation -- and some thinking outside the box -- decorators w...
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http://www.ehow.co.uk/how_8070039_decorate-lavender-color-goes.html

## How to Calculate PPM?

PPM stands for "parts per million" and is used to describe the amount of a certain chemicals in a substance. These measurements often are used by farmers to calculate the strength of fertilisers. F...
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http://www.ehow.co.uk/how_5194302_calculate-ppm.html

## How to Calculate IRR?

There are many ways to evaluate whether it is worth proceeding with a business project. The internal rate of return method allows you to compare the return on your cash outlays for a project with t...
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http://www.ehow.co.uk/how_2365142_calculate-irr.html

## How do I Calculate Rmr?

The abbreviation Rmr stands for resting metabolic rate, To calculate your Rmr you need to know your height in cm and weight in kg. For quick calculation visit: UK/general/resting-metabolic-rate-ca...
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