louispartridge2314 louispartridge2314
  • 22-05-2023
  • Mathematics
contestada

HELP!! If A+B+C = 180°, Prove that cos²A + cos²B + cos²C = 2 + sinAsinBsinC​

Relax

Respuesta :

Otras preguntas

what are two american documents that reflect important american values
What does muckalize mean
the height of a man is 1.7 meters what is his height in centimeters?
2 2/3 + 3 2/3 what is the sum as a mixed number
What are five types of chemical weathering
Write the verb "see" in the present perfect tense. Use the pronoun "I" as the subject. A. I am seen B. I am seeing C. I see D. I have seen
which of the following nonmetals forms a gas commonly found in our atmosphere? Rn,Cl,I,or N
What was the name of the legislative assembly created by Czar Nicholas II? a. Duma c. Magyar b. Marxist Social Soviet Party d. Red Parliament
Which best explains how railroad companies were able to standardize their timetables in 1883?
The substance that gets broken down in a homogeneous mixture is the .