The distance between major cracks in a highway follows an exponential distribution with a mean of four miles. (a) what is the standard deviation of the distance between two major cracks

Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason “cannot be determined.” carbon - regular hexagon. ∆can ≅ ∆ by