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photoshop1234 [79]
4 years ago
5

Find the arc length of the partial circle.

Mathematics
1 answer:
katovenus [111]4 years ago
5 0

Answer:7.5π

Step-by-step explanation:

Φ=360-90

Φ=270

Radius=r=5

Length of arc=Φ/360 x 2 x π x 5

Length of arc=270/360 x 2 x π x 5

Length of arc=0.75 x 2 x π x 5

Length of arc=7.5π

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A movie theatre marks up the price of popcorn 12 3/4 times the original cost. express 12 3/4 as a percent and decimal.
horrorfan [7]

Answer:

<em>Answer: F. 1,275% and 12.75.</em>

Step-by-step explanation:

<u>Ratios</u>

Ratios are usually expressed as decimals, fractions, colon notation, and percentages.

For example, if the ratio of two quantities is 2, it can be expressed as:

2, 2/1, 2:1, 200%

To obtain the percentage expression, just multiply by 100%.

The price of the popcorn sold at a movie theatre was marked up as 12 3/4 times the original cost.

The mixed fraction can be converted to a decimal by just adding their parts as follows:

12 + 3/4 = 12.75

Now to express it as a percentage, multiply by 100%:

12.75 * 100% = 1,275%

Answer: F. 1,275% and 12.75.

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3 years ago
The student counsel set a goal of raising at least $500 in flower sales.
Jobisdone [24]
Is there more to this question?
6 0
3 years ago
The leg of a right triangle is four units in the hypotenuse is nine units what is the length in units of the other leg of the tr
lianna [129]

Answer:

Square root of 65 units.

Step-by-step explanation:

Length of the other leg = sqrt(9^2 -4^2)    (By Pythagoras),

= sqrt(81-16)

= sqrt65

6 0
2 years ago
0.055 as a fraction i simplest form
Korolek [52]

Answer:

11/200

Step-by-step explanation:

8 0
3 years ago
Round the following number to four significant figures: 3.682417 *
Dovator [93]

Answer:

3.682

Step-by-step explanation:

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3 years ago
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