Base and longest side

The base of a right angled triangle is 10 centimetres and the longest side is 26 centimetres. What is the area of the triangle?

Correct answer:

A =  120 cm2

Step-by-step explanation:

b=10 cm c=26 cm  c2=a2+b2 a=c2b2=262102=24 cm  A=2a b=224 10=120 cm2



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Tips to related online calculators
Pythagorean theorem is the base for the right triangle calculator.
See also our trigonometric triangle calculator.

 
We encourage you to watch this tutorial video on this math problem: video1   video2

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