# Arm

Calculate the length of the arm r of isosceles triangle ABC, with base |AB| = 18 cm and a height v=17 cm.

Result

r =  19.2 cm

#### Solution:

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#### To solve this example are needed these knowledge from mathematics:

Do you want to convert length units? Pythagorean theorem is the base for the right triangle calculator. See also our trigonometric triangle calculator.

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