Question

For a $△ABC$, if $\angle B>{90}^{\circ }$, then the triangle is .

• A. an acute triangle
• B. a right triangle
• C. an obtuse triangle

Answer 1

The correct option is C an obtuse triangle


Given for a triangle $△ABC$
$\angle B>{90}^{\circ }$, that means $\angle B$ is an obstuse angle.
Hence, $△ABC$ is an obtuse triangle.