How do you construct a unique rhombus

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.