Answer:
4. Isosceles and Obtuse
5. B
6. A, B, D
Step-by-step explanation:
4.
An Isosceles Triangle has 2 or more congruent sides, and it states that it is obtuse.
5.
An acute isosceles is B because there is at least 2 congruent sides and it is all acute (angles less than 90 degrees)
6.
It is a quadrilateral (4 sides), rectangles (2 pairs of parallel sides and 4 right angles), and a parallelogram (2 pairs of parallel sides)
