subject
Mathematics, 29.01.2020 12:44 EhHannuh6865

If the sin 30° is 1 over 2, then the cos ° =

60° ; 1 over 2
30° ; square root 2 over 2
60° ; square root 3 over 2
30° ; 1

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 15:00
Hye ryung is the president of the local chapter of the american medical students association (amsa). she is organizing local outreach and informational meetings. at her first meeting there are five people present (including herself). every month after that her group grows by 5 people. a. how many members are in the group after 6 months? b. the logistics of hosting and feeding her group at meetings was more complicated than expected. the cost of feeding 5 people at her first meeting was $30, for 10 people it was $35, for 15 it was $45, and after 6 months all of the costs had added up to $100. write a function to model the cost with the number of people attending meetings. c. what connections can you make between the linear growth of the group’s membership and the increasing costs of running meetings?
Answers: 3
question
Mathematics, 21.06.2019 17:00
Parks is wearing several rubber bracelets one third of the bracelets are tie-dye 1/6 are blue and 1/3 of the remainder are camouflage if parks wears 2 camouflage bracelets how many bracelets does he have on
Answers: 2
question
Mathematics, 21.06.2019 22:30
Which statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.
Answers: 2
question
Mathematics, 21.06.2019 23:00
The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?
Answers: 1
You know the right answer?
If the sin 30° is 1 over 2, then the cos ° =

60° ; 1 over 2
30° ; square root...
Questions