xlajbd
xlajbd xlajbd
  • 02-02-2019
  • Mathematics
contestada

The value of cos 30° is the same as which of the following?

Respuesta :

eric271828
eric271828 eric271828
  • 02-02-2019
cos 30 can be written as 1/2. If you are not sure, you can use subtraction formula: sin(A-B) = sinAcosB - cosAsinB
Answer Link

Otras preguntas

Operator duties performed inside control rooms include all of the following EXCEPT a. Monitoring process variables b. Recording process variables c. Adjusting p
The ore grade is important in determining the metallurgical route for mineral recovery. Aqua regia is one of the classical analytical methods used to determine
the authors purpose in Thai cave boys
Convert each measurement. 5 1/2 quarts =
how to read a periodic table?
Find the numerical values of the following expressions. 4 a 8 − a if a = − 2
i need help with the questions that u have highlighted please help.
Mai, Andre, and Lin are discussing the volume of a scaled box. The orginal box holds 7 cubic inches. The new box holds 448 cubic inches. Mai thinks the scale fa
Why might government based on military power often be considered weak?
Oz in tasting of a nightjar/ice wine: a) 1 oz b) 2 oz c) 3 oz d) 4 oz