Answer:
A parrallelogram
Step-by-step explanation:
It would be a rhombus because when the 2 diagnols bisect eachother, angle b =91, so that means b would be half of that and all angles in rhombus are equal i tink. I am in 7th grade so idk but that is what i think.
answer:
131.88 inches
step-by-step explanation:
2πr = circumference
2(21)(3.14)
= 131.88
The measurement of angle b is 128°
I need points