Please help for brainliest

Mathematics

1 answer:

Naddik [55]2 years ago

5 0

Answer:

I think it is C.

Step-by-step explanation:

Please mark brainliest I am knew at this

You might be interested in

7! divided by (7-4)!

pogonyaev

It would be 7*6*5*4*3*2*1 divided by 3*2*1. So just put that in your calculator/work it out and you'll have your answer.

8 0

3 years ago

Read 2 more answers

How do you do this

Eduardwww [97]

let's recall that the sum of all interior angles in a triangle is 180°, so then

$\bf \stackrel{\measuredangle A}{x}+\stackrel{\measuredangle B}{(x+40)}+\stackrel{\measuredangle C}{30} ~~=~~ 180\implies 2x+70=180 \\\\\\ 2x=110\implies x=\cfrac{110}{2}\implies \stackrel{\measuredangle A}{x} = 55$

4 0

3 years ago

Please explain as well!

zepelin [54]

Answer:

For the first one it's 8.25 and the second one is 7.625. I found this by dividing the cost to the sandwich to find the unit rate. (Does that help?)

7 0

2 years ago

Read 2 more answers

According to the Empirical Rule, what percentage of a normal population falls between 1 standard deviations left of the mean and

svlad2 [7]

Answer:

68% of the data falls within one standard deviation, 95% percent within two standard deviations, and 99.7% within three standard deviations from the mean.

Step-by-step explanation:

6 0

2 years ago

Simplify the expression 7√5-3√80

dolphi86 [110]

Answer:

$\boxed{\bold{7\sqrt{5}}}$