Answer:
120 degrees
Step-by-step explanation:
plugged into calculator
cos inverse of -1/2
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Answer:
ok
Step-by-step explanation:
X+1/3 -+2/4 = x+3/6 = x= - 11/3
Most likely the figure is a triangle. Thus, the sum of the angles is 180 and the third angle is:
180 - 62 - 39 = 79 <-- This will be angle c
We then use the law of sines to find the length C.
<span>a/sin A = c/sin C = b/sin B
</span>length C = (15/sin39) (sin 79)
<span>length C = 23.40</span>
Answer:
<HBE and <EBF adds up to 180 degrees.
Step-by-step explanation:
As you can see in the image, <HBE and <EBF shares the same line and has a common point.