The triangles in the diagram are congruent. if mf = 40°, ma = 80°, and mg = 60°, what is mb?

a. 40 degrees
b. 60 degrees
c. 80 degrees
d. 100 degrees
e. 120 degrees

How to determine whether two known pairs of points are on the same line.

Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?

Hii1977 cleaner shrimp are a species of shrimp that clean parasites from other organisms. fish allow the shrimp to eat the parasites in their mouth. the shrimp get a source of nutrition. the relationship between the shrimp and the fish is this association indicates that for the smaill aneser arecommensal, mutualistic, or parasitic for the begger one the anser are the shrimp and fish benefit each other , the shrimp harm the fish, or the fish do not benetit from the shrimp