Calculate the following. Use the special triangles and give exact answers only.
sin45+cos45

please help i don't even know what special triangles are!

Question

Calculate the following. Use the special triangles and give exact answers only.
sin45+cos45

please help i don't even know what special triangles are!

anonymous · Answer

that's really confusing...

anonymous · Answer

here is the answer

asnaseer · Answer

@tinydancer do you know what right angled triangles are?

anonymous · Answer

yeah

asnaseer · Answer

good - so it two of the angles in a right angled triangle are equal to 45 degrees, then what type of "special" right angled triangle would it be?

asnaseer · Answer

*so if ...

anonymous · Answer

tinydancer i posted a jpeg image , it is shown there the answer

asnaseer · Answer

|dw:1339628906598:dw|
can you see that AC = BC