What is the area of the obtuse triangle below?
9
다.
11
O A. 49.5 sq. units
OB. 99 sq. units
C. 10 sq. units
D. 20.5 sq. units

What is the area of the obtuse triangle below 9 다 11 O A 495 sq units OB 99 sq units C 10 sq units D 205 sq units class=