Need math help with an angle in a right triangle

Mathematics
Tutor: None Selected Time limit: 1 Day

Dec 10th, 2015

Thank you for the opportunity to help you with your question!

AB^2=AC^2+CB^2

=15^2+20^2

=225+400

=625

AB=25 cm

Please let me know if you need any clarification. I'm always happy to answer your questions.
Dec 10th, 2015

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