![\"\"](\"http://c4anything.com/userfiles/image/steps_images/step1.JPG\")
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In the given statement:
\Hypothesis: If a rectangle is a quadrilateral.
\Conclusion: It has four right angles.
\The given statement can be written in if-then form as:
\If a rectangle is a quadrilateral, then it has four right angles.![\"\"](\"http://c4anything.com/userfiles/image/steps_images/solution.JPG\")
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\
Hypothesis: If a rectangle is a quadrilateral.
\Conclusion: It has four right angles.
\If a rectangle is a quadrilateral, then it has four right angles.
\