Answer: B multiply
Step-by-step explanation:
Answer:
The answer is B
Step-by-step explanation:
just took the answer on e2020
Answer:
4+(-11)
Step-by-step explanation:
you need to put the negative 11 in ()
Answer:
3.66519
Step-by-step explanation:
Converting between degrees and radians is pretty easy. To convert radians to degrees, multiply by 180° and divide by ∏. To convert degrees to radians, divide by 180° and multiply by ∏.
Answer:
The value of the length of the side C is 11.49.
Step-by-step explanation:
Cosine formula is applicable.
c² = a² + b² -2abcos(C)
substitute the values:
c² = (5)² + (12)² -2(5)(12)cos(72)
= 25 + 144 - 2 (60) (0.309)
= 169 - 37.08
c² = 131.92
square root both sides:
c = sqrt(131.92)
C = 11.49