Find the perimeter of the semicircular region. Round your answer to the nearest hundredth
9 m
The perimeter is about
meters

Negative 5 1/12 + negative 4 1/4 + 6 3/4

You have 17 cats that live in houses on your street, 24 dogs, 3 fish, and 4 hamsters. what percent of animals on your block are dogs?

Geometry in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.