Mathematics, 30.01.2020 05:51 nelly1078
The law of cosines is a2+b2 - 2abcosc = c^2 find the value of 2abcosc a. 40 b. -40 c. 37 d. 20
(the sides are 2,4, and 5; a to b is 2, b to c is 4, and a to c is 5.)
Answers: 3
Mathematics, 21.06.2019 17:50
(01.02 lc) angle abc has point e on ray ba and point d on ray bc. points e and d are equidistant from point b. to bisect angle abc, which of the following needs to be identified for the construction? the distance between points e and d the point in the angle that is equidistant from points e and d the endpoint of rays ba and bc the point outside of the angle that is equidistant from points e and d
Answers: 1
Mathematics, 21.06.2019 18:10
Which points are solutions to the linear inequality y < 0.5x + 2? check all that apply. (–3, –2) (–2, 1) (–1, –2) (–1, 2) (1, –2) (1, 2)
Answers: 3
Mathematics, 21.06.2019 22:30
Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14
Answers: 1
Mathematics, 22.06.2019 00:20
Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cos of 61.6
Answers: 2
The law of cosines is a2+b2 - 2abcosc = c^2 find the value of 2abcosc a. 40 b. -40 c. 37 d. 20
Mathematics, 20.05.2021 19:00
Biology, 20.05.2021 19:00
Mathematics, 20.05.2021 19:00
Mathematics, 20.05.2021 19:00
Chemistry, 20.05.2021 19:00
Mathematics, 20.05.2021 19:00
Mathematics, 20.05.2021 19:00
Mathematics, 20.05.2021 19:00
History, 20.05.2021 19:00
Mathematics, 20.05.2021 19:00
Mathematics, 20.05.2021 19:00
Chemistry, 20.05.2021 19:00
Mathematics, 20.05.2021 19:00