1. In triangle ABC, the measure of ∠ABC is 42°, and the measure of ∠BCA is 113º. What is the measure of ∠CAB?

How do you know that is the answer?

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23

If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?