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The radian, in mathematics, is a unit of plane angle, equal to 180/π degrees, or about 57.2958 degrees. It is represented by the symbol "rad" or, more rarely, by the superscript c (for "circular measure"). For example, an angle of 1.2 radians would be...

Company couldn't agree on space with Kettering DAYTON - Radian Group Inc., a Philadelphia-based mortgage services company, is no longer seeking to move its headquarters into the Kettering Business Park on Wilmington Avenue. The headquarters will relocate to Dayton instead. The...

Radian Inc. plans to hire about 27 people now. Kitty Powell, director of human relations, talked with The Post's Kate Wichmann. QWhat does your company do? AWe create and maintain security systems for facilities. Our systems are in the Pentagon, the Capitol,...

Radian Group Inc., one of the nation's largest mortgage insurers, has drawn down half its credit line and faces shareholder lawsuits accusing the company of securities violations.Radian, facing massive losses in subprime investments, said it's getting $200 million from a $400 million unsecured revolving credit...

Mortgage insurer MGIC Investment Corp. abandoned its $5 billion bid to buy rival Radian Group Inc. on Wednesday, saying it was in each other's best interest to concentrate on surviving in the faltering mortgage industry.Radian had vowed to see the deal through when MGIC announced...