Given: angle 1 is congruent to angle 4, and angle 2 is congruent to angle 3. prove that angle bcd is congruent to angle def

Candy lives in the center of town. her friend darlene lives 28 miles to the east and her friend dana lives 21 miles north. approximately how far do dana and darline live apart ?

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

The volume of a box varies directly with its length if a box in the group has a length of 30inches and k=24 what is its volume