Answer: x + 30 + 90= 180(sum of angles on a straight line)
x= 180-120
x=60
Answer: TRUE:
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It is TRUE that the product of 21 (twenty-one) negative integer is a negative number; because you are multiplying an ODD NUMBER of NEGATIVE INTEGERS.
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B. 3x-1 is the answer.
Hope this helps and good luck. :)
Answer:
j = 17.32 sq rt 3 or 30
Step-by-step explanation:
sin 60 = j/20sq rt 3
0.8660 = j/20sq rt 3
j = 17.32 sq rt 3
