9. An isosceles triangle has congruent sides of 20 cm. The base is 10 cm. What is the area of the triangle?Show all your work.

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Answered: 9. An isosceles triangle has congruent…

Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter66: Introduction To Trigonometric Functions

Section: Chapter Questions

Problem 4A: A triangle has a base of 8.4 cm and a height of 12.5 cm. What is the area of the triangle?

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9. An isosceles triangle has congruent sides of 20 cm. The base is 10 cm. What is the area of the triangle? Show all your work.