Classify the following triangle as acute, obtuse, or right.
40°
90°
50"
O A. Acute
O B. Right
O C. Obtuse
D. None of these
![Classify the following triangle as acute obtuse or right 40 90 50 O A Acute O B Right O C Obtuse D None of these class=](https://us-static.z-dn.net/files/db5/280be1c7cf2c255af4e3c58d3a29eb55.png)