Answer:
Step-by-step explanation:
The odds for 4 heads = (1/2)^4 = 1/16..
So the odds against is 1 - 1/16 = 15/16.
They all have 4 sides
They are made of 4 right angles
The sides are perpendicular to each other
The sides are different lengths
Answer: ratio:14:20 work:7*2=14 10*2=20 ratio:21:30 work: 7*3=21 10*3=30 ratio:28:40 work:7*8=28 10*4=40
Step-by-step explanation: Just multiply the number on the left and right side of the ration by the same number to get an equivalent ratio. I gave some examples above. I hoped this helped.
Answer:
x=4
Step-by-step explanation:
y = -2 runs parallel to the x axis
x = 4 runs parallel to the y axis, so is perpendicular
Answer:
4,391
Step-by-step explanation:
next time use a caculator luv <3