sld04
sld04 sld04
  • 04-06-2020
  • Mathematics
contestada

Please help with this!!! My grade depends on it!!!

Please help with this My grade depends on it class=

Respuesta :

caoch
caoch caoch
  • 04-06-2020

Answer:

52 degree

Step-by-step explanation:

So using cos again again :v

AC^2 = AB^2 +BC^2 - 2ABBCcosB

AC = 31.796cm

then

BC^2=AB^2 + AC^2 -2ABACcosA

Cos A = 0.61

A=52.17degree

Answer Link

Otras preguntas

How many hours are 180 minutes
Rachel and David share 40 biscuits between them in the ratio 2:3, How many biscuits do they each get?
Rachel and David share 40 biscuits between them in the ratio 2:3, How many biscuits do they each get?
in a parallelogram one angle is 9 times the size of another. find the measures of the angles
How do I solve for x? X+6x=56
Hello, I need help please for mission 3 thank you very much.
Hello, I need help please for mission 3 thank you very much.
David helped his father stock the pond with baby catfish and blue gill. They put in a total of 75 fish. If the number of blue gill was doubled and the number of
Which ancient civilization is associated with the Twelve Tables, an extensive road system, and the poets Horace and Virgil?
the length L of a spring is given by L=(3/4)F + 5 where F is applied force. What force F will produce a length of 8?