Answer:
√s(s-a) (s-b) (s-c)
Step-by-step explanation:
123456
herons formula
Well, for the first question, the answers will be (a) 13 per row, because 13*13=169, and (b) a square, because the dimensions will be 13x13.
<span>Gary spend 13 hours per week on the Internet and 13 hours on video games Gary has 5 hours of free time each day,
so total free time in a week=> 7*5=35 hours
Now he spends 13+13 hours on the internet and games=28 hours Percentage free time spent on games and internet
26/35 (that is a fraction) x100 =</span><span>74.285714
</span>so round your answer
Answer:
Im not sure but i think the answer is 0
the distance between 0 and −9
the absolute value of negative 9
the opposite of 9
the absolute value of 9