1 ) A building casts a shadow 48 feet long. At the same time, a 40-foot-tall flagpole casts a shadow 9.6 feet long. Which of the following is NOT a valid proportion to find the height of the building 2 ) Samuel is building a model of an antique car. The scale of his model to the actual car is 1:10. His model is 18.5 inches long. How long is the actual car?

3 ) Stonehenge II in Hunt, Texas is a scale model of the ancient construction in Wiltshire, England. The scale of the model to the original is 3 to 5. The Altar of stone of the original is 4.9 meters tall. How tall is the altar in the model?

4 ) Mason sold 10 wristbands and made a of total of 5 dollars. How much did he sell each band for? (Find the unit rate)

If square root x = -7, then x= -49 true or false

Find the multiplicative inverse of 8-12i

Design an er diagram for keeping track of information about votes taken in the u.s. house of representatives during the current two-year congressional session. the database needs to keep track of each u.s. state's name (e.g., texas', new york', california') and include the region of the state (whose domain is {northeast', midwest', southeast', southwest', west'}). each congress person in the house of representatives is described by his or her name, plus the district represented, the start date when the congressperson was first elected, and the political party to which he or she belongs (whose domain is {republican', democrat', 'independent', other'}). the database keeps track of each bill (i.e., proposed law), including the bill name, the date of vote on the bill, whether the bill passed or failed (whose domain is {yes', no'}), and the sponsor (the congressperson(s) who sponsored - that is, proposed - the bill). the database also keeps track of how each congressperson voted on each bill (domain of vote attribute is {yes', no', abstain', absent'}). additional information: