Question

Which is an obtuse angle?



A.
∠ABC

B.
∠BCA

C.
∠CAB

D.
∠BAC

Answer 1

please explain

Answer 2

which has the longest side?

Answer 3

An obtuse angle is one which measures more than 90 degrees. Which angle in your diagram fits that description?

Answer 4

the obtuse angle is the angle opposite of the longest side

Answer 5

In this case, yes.

Answer 6

But it still has to be more than 90 degrees.