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2 years ago

Please someone help me on these 3 questions!! HELP ME I NEED HELP!!!!!

Mathematics

1 answer:

puteri [66]2 years ago

3 0

Answer:

See below.

Step-by-step explanation:

1.) 5√6

2.) 6√2

3.) 3√7

To solve this without the use of a calculator, split the given number into a series of products (numbers multiplied) and look for pairs.

Look at the attached example of Problem 1 to get a better idea of what I mean.

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Asia uses an overhead projector to enlarge a drawing. The original measure 75 cm wide by 100 cm high. She moves the projector so

Scorpion4ik [409]

The ratio of the width to the height is 3:4.
So, just multiply the width by 4/3, which gives you <span>500cm.</span>

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3 years ago

Data from Ivy Tech's advising center shows the wait times as a normal distribution with the average as 20 min and a standard dev

fiasKO [112]

9514 1404 393

Answer:

68%

Step-by-step explanation:

According to the empirical rule, 68% of the distribution lies within 1 standard deviation of the mean.

Here, the mean is 20 and the standard deviation is 5. The bounds on 1 standard deviation from the mean are 20±5 = [15, 25]. This is precisely the interval of interest.

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2 years ago

The figure shows the path of a track. It consists of a semicircular arc BCD and three sides of a rectangle in which AB = 20 cm,

fredd [130]

$\large \mathcal{Answer}$

A. Area of given figure = 280 + 77 = 357 cm²

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7 0

3 years ago

Plz help I’m stuck and I can’t answer

Margaret [11]

Answer: the first one is 14 and the second one is 5

Step-by-step explanation:

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3 years ago

X(2x-8) = 0 how do you solve

sleet_krkn [62]

x * 2x = 3x X*-8= -8x

minus 3x on both side

= -11x

-11x = 0

divide -11 on both side

= 0

4 0

2 years ago