Thursday, August 11, 2011
What is the answer to the problem below?
ELLIOTT IS TRYING TO CONTACT E.T., SO HE WANTS TO MAKE A PARABOLIC SATELLITE DISH. IF THE DISH HAS A DIAMETER OF 9 INCHES AND IS 1 INCHES DEEP, HOW FAR AWAY SHOULD THE FOCUS SENSOR BE PLACE AWAY FROM THE BOTTOM OF THE DISH? ANSWER SHOULD BE A DECIMAL TO THE NEAREST TENTH, NO DECIMALS.
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