The rectangle i would say is a parallelogram. Since a parallelogram has sides that are parallel which explains the name: parallelogram :) :D
The answer is 48. I'm sorry I can't explain cuz it's a long process
Answer:
Right and isosceles
Step-by-step explanation:
Classification by sides: Isosceles because two sides are equal.
Classification by angles : Right angled triangle because one angle is 90°.