B= 30
a2+b2=c2
72^2+b^2 = 78^2
5184+b^2 = 6084
b2 = 900
b = 30
Answer:
90 degrees
Step-by-step explanation:
A rhombus has 4 congruent sides, which means that if the cross each crossing part is 90 degrees
I am not sure about the question but,I think this is the answer. The maximum people that she could safely take in her car to the fun run is 4.
