Which of these pairs of quantities are proportional to each other? For the quantities that are proportional, what is the constant of proportionality? Radius and diameter of a circle
Radius and circumference of a circle
Radius and area of a circle
Diameter and circumference of a circle
Diameter and area of a circle

Manuela claims that and are congruent. which statement best describes her claim? she is incorrect because the segments do not have the same orientation. she is incorrect because the segments do not have the same length. she is correct because the segments have the same length. she is correct because the segments have the same orientation.