In ΔBCD, B D ‾ BD is extended through point D to point E, D E = ( 9 x − 12 ) ∘ m∠CDE=(9x−12) ∘ , m ∠ B C D = ( 2 x + 3 ) ∘ m∠BCD=(2x+3) ∘ , and m ∠ D B C = ( 3 x + 5 ) ∘ m∠DBC=(3x+5) ∘ . Find m ∠ B C D . m∠BCD.

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

It is saturday morning and jeremy has discovered he has a leak coming from the water heater in his attic. since plumbers charge extra to come out on the weekends, jeremy is planning to use buckets to catch the dripping water. he places a bucket under the drip and steps outside to walk the dog. in half an hour the bucket is 1/5 of the way full. what is the rate at which the water is leaking per hour?

Which of the following graphs could represent a cubic function?