Task 13 of 20 · Math · High school . Class 2
Angle of three sides
Task
The triangle has 5, 6 and 7. Calculate the cosine of the α angle lying opposite the side 5.
Your answer
Write your answer, check the solution, then rate it against the criteria.
Task 13 of 20 · Math · High school . Class 2
Task
The triangle has 5, 6 and 7. Calculate the cosine of the α angle lying opposite the side 5.
Your answer
Write your answer, check the solution, then rate it against the criteria.