Mathematics, 08.01.2020 11:31 cyni
Professor plum is standing 10 feet from a street lamp the light from the lamp is making his shadow 8 feet long. he estimates that the angle of elevation from the tip of his shadow to the top of the street lamp is 40 degrees. about how high is the street lamp?
i know it's 18tan40, but where did the tangent come from? how do you know it's tan?
Answers: 3
Mathematics, 21.06.2019 15:30
Find the gradient of f(x,y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).
Answers: 1
Mathematics, 21.06.2019 16:30
Which of the following is the correct ratio for converting kilograms to grams
Answers: 3
Mathematics, 21.06.2019 19:10
Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15
Answers: 1
Mathematics, 22.06.2019 00:10
The mass of a marine organism, in pounds, p years after it is born is given by the polynomial function r(p) = -4p2 + 300p. find the mass when p = 20 years.
Answers: 1
Professor plum is standing 10 feet from a street lamp the light from the lamp is making his shadow 8...
English, 22.05.2020 23:03
Biology, 22.05.2020 23:03
Mathematics, 22.05.2020 23:04
Mathematics, 22.05.2020 23:04
Mathematics, 22.05.2020 23:04
History, 22.05.2020 23:04
History, 22.05.2020 23:04
Computers and Technology, 22.05.2020 23:04