Mathematics, 02.04.2020 23:21 TH3L0N3W0LF
Using the law of cosines, write an algebraic proof to show that the angles in an equilateral triangle must equal 60°. Use "∧" to indicate exponents. For example, type a2 as a∧2.
(Hint: Let s be a length of each side and x be the angle measure; then use these variables in the law of cosines.)
Answers: 1
Other questions on the subject: Mathematics
Mathematics, 21.06.2019 20:00, Enaszr9657
Two line segments are shown in the figure below. suppose that the length of the line along the x-axis is 6, and the length of the hypotenuse of the triangle is 10. what is the equation of the hypotenuse line (shown in red, below)?
Answers: 3
Mathematics, 21.06.2019 22:00, kiararoman1715
Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?
Answers: 2
Mathematics, 21.06.2019 22:40, btaylor1179
Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.
Answers: 3
You know the right answer?
Using the law of cosines, write an algebraic proof to show that the angles in an equilateral triangl...
Questions in other subjects:
Mathematics, 19.03.2020 18:55
English, 19.03.2020 18:56
