Exhibit 99.1 TERMINATION AGREEMENT AND MUTUAL RELEASE This TERMINATION AGREEMENT AND MUTUAL RELEASE dated as of March 12, 2002 (this "Agreement") is made and entered into by and among Synopsys, Inc., a Delaware corporation ("Parent"), Oak Merger...Termination Agreement and Mutual Release • March 18th, 2002 • Synopsys Inc • Services-prepackaged software • Delaware
