Als A,B en C de drie hoeken zijn van een driehoek, dan is | A. sin(A + B + C) = cos(A + B + C) |
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B. sin(A + B + C) = tan(A + B +C) | |
C. sin(A + B + C) = cot(A + B + C) | |
D. cos(A + B + C) = tan(A + B + C) | |
E. cos(A + B + C) = cot(A + B + C) |
[ 4-3117 - op net sinds 4.11.12-(E)-24.10.2023 ]
If A, B and C are the measures of the three angles of a triangle, then the following statement is correct : |
A. sin(A+B+C) = cos(A+B+C) |
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B. sin(A+B+C) = tan(A+B+C) | |
C. sin(A+B+C) = cot(A+B+C) | |
D. cos(A+B+C) = tan(A+B+C) | |
E. cos(A+B+C) = cot(A+B+C) |