Quadrilateral abcd is similar to quadrilateral efgh. the lengths of the three longest sides in quadrilateral abcd are 24 feet, 16 feet, 12 feet long. if the
two shortest sides of quadrilateral efgh are 9 feet long and 18 feet long, how long is the 4th side quadrilateral abcd ?
a. 16 feet
b. 20 feet
c. 24
d. 36

What is the volume of the sphere shown below with a radius of 3?

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?

10 points? ? +++ me asap gabriella uses the current exchange rate to write the function, h(x), where x is the number of u. s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a) gabriella averages 7.5 u. s. dollars for every 100 euros. b) gabriella averages 100 u. s. dollars for every 25 euros. c) gabriella can exchange 75 u. s. dollars for 100 euros. d) gabriella can exchange 100 u. s. dollars for 75 euros.