Answer:
100
Step-by-step explanation:
85 +80+100+85+x(the unknown),/the number of numbers ie 5
350+x/5=90
350+x=90 * 5
350+x=450
x=450-350
x=100
Answer:
60
Step-by-step explanation:
Answer: 11.88
Step-by-step explanation: Subtract 35.2 from 57.2. Take your answer from that and multiply it by 0.54.
Not sure why it needs to be a fraction, if I am missing something please tell me. 64 or 64/1
Step-by-step explanation:
the angle is greater than 180 degrees so it makes it an obtuse triangle