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Alenkasestr [34]
2 years ago
5

The expression (r + 2y) 3 is an example of _______.

Mathematics
1 answer:
JulijaS [17]2 years ago
3 0
(r + 2y)3
multiply the parentheses by 3
3r +2y x 3
calculate
3r +6y
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A ship sails 250km due North qnd then 150km on a bearing of 075°.1)How far North is the ship now? 2)How far East is the ship now
algol [13]

The answers to the bearing problems are listed below:

  1. How far North is the ship now ___________ 38.82 km
  2. How far East is the ship now ____________ 144.89 km
  3. How far is the ship from its starting point_____241.48 km
  4. On what bearing is it now from its original position____035°

<h3>Meaning of bearing.</h3>

Bearing can defined as branch of mathematics that describes the accurate location of an object at any point in time.

<h3>Analysis</h3>

The answers to the problem from 1-3 can be gotten by using sin and cos to find the missing sides.

The final value can be gotten using the cosine rule

4). bearing from original position = cos^{-1} (a^{2} + b^{2}﹣c^{2}) / 2ab = 35°

In conclusion, the answers for each is given in the list above.

Learn more about Bearing: brainly.com/question/24142612

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8 0
2 years ago
To the nearest foot, what is the diameter of a circle whose circumference is 47.1 feet?
Trava [24]

Answer:

94.2

Step-by-step explanation:

7 0
3 years ago
Which polygon appears to be regular?
ivolga24 [154]

Answer:

  Figure A

Step-by-step explanation:

A regular polygon has all sides the same length and all angles the same measure. Only Figure A matches that description.

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The circle graph below represents the opinions of 100 students about their favorite sports. Each student chose exactly one of th
bagirrra123 [75]

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Yo…what’s the graph?

Step-by-step explanation:

8 0
2 years ago
11. The entry fee to the fair is $4. Each ride requires a ticket that costs $0.50. Heidi spent a total of
masya89 [10]

Answer:

16 ride tickets.

Step-by-step explanation:

The original entry fee is $4 so you can subtract that from 12. Now you have $8. So you would double 8 since $0.50 is half of $1. 8x2 is 16.

8 0
2 years ago
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