# 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

http://uk.answers.yahoo.com/question/index?qid=20061026085023AA75Rew

## 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 do You Calculate Bmi?

To calculate BMI it involve a formula that includes you weight and your height. Here is a BMI calculator that can help you out

http://www.nhlbisupport.com/bmi/

## 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 CK-MB?

CK-MB is an abbreviation for the Creatine Kinase-MB blood test. Levels of CK-MB in your blood rise when there is injury to the heart muscle. The higher the level of CK-MB, the more damage there has...
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http://www.ehow.co.uk/how_8598146_calculate-ckmb.html