What is the value of a° in the figure shown below?

Select one:

A. 15o

B. 18o

C. 22o

D. 30o

E. 45o

i dont know sorry

step-by-step explanation:

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it