bwheeler5704 bwheeler5704
  • 30-12-2017
  • Mathematics
contestada

How to tell if a triangle is acute or obtuse from side lengths?

Respuesta :

Аноним Аноним
  • 30-12-2017
Let the  3 sides be a,b and c.  Take the longest side c:-

then for an acute triangle  c^2 < a^2 + b^2

and  for an obtuse triangle c^2  > a^2 + b^2


Answer Link

Otras preguntas

Please answer all of theses Will give brainly if correct
Which colony is considered the birthplace of "American Halloween?"
Someone please help me with this question and explain to me how to solve it
what meaning of biology ​
help me with this pie chart [urgent i guess]​
Please answer the question step by step!
3. Division of labour can be defined as: A. workers specialise on just one task and become more efficient at it B. workers become specialist in all jobs C. al
what two numbers add up to equal 2 but multiply to equal -6
what is added to brining liquid to add flavour​
Factor substitution possibilities render the problem of resource scarcity to be manageable, but not necessarily irrelevant.