600
Y and A
Three letters that have obtuse angles are "A," "K," and "R." In the letter "A," the angles formed at the top are obtuse. The letter "K" has an obtuse angle between the vertical line and the upper diagonal line, while "R" features an obtuse angle where the curved section meets the vertical line.
It has two obtuse angles
well
A trapezium has one or two obtuse angles.
Y and A
It has two obtuse angles
There is no letter in the alphabet that has an obtuse angle.
A rhombus have 2 obtuse angles
well
There are no angles they are all obtuse angles
A trapezium has one or two obtuse angles.
There are 3 obtuse angles in a heptagon.
M
Letters-xy and v but I'm not sure
An obtuse triangle can have no right angles, and has two equal angles.
One and the two others are acute angles