Mathematics, 14.07.2019 13:00 jtmoney10
Afirework is launched at the rate of 10 feet per second from a point on the ground 50 feet from an observer. to 2 decimal places in radians per second, find the rate of change of the angle of elevation when the firework is 40 feet above the ground. type your answer in the space below. if your answer is a number less than 1, place a leading "0" before the decimal point (ex: 0.35).
Answers: 1
Mathematics, 21.06.2019 15:00
Find the product of (4x + 3y)(4x − 3y). 16x2 − 24xy + 9y2 16x2 − 9y2 16x2 + 24xy + 9y2 16x2 + 9y2
Answers: 1
Mathematics, 21.06.2019 17:00
Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?
Answers: 1
Mathematics, 21.06.2019 19:00
Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?
Answers: 2
Afirework is launched at the rate of 10 feet per second from a point on the ground 50 feet from an o...
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