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erastovalidia [21]
2 years ago
8

The perimeter of a triangle is 240 cm. The lengths of the sides are 3:4:5.Calculate the lengths of the longest and shortest side

s.
Mathematics
1 answer:
Ugo [173]2 years ago
7 0

Answer:

60cm and 100cm

Step-by-step explanation:

12 parts in total

240/12 is 20

each part is 20

3x20 is 60 and 5x20 is 100

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StarWatch Camping Site
blondinia [14]

Answer:

Step-by-step explanation:

We first begin by finding how much the total expenses will be;

£6 per person per night = £6 * 2persons * 10nights = £120

They also need to pay for 8 nights out of 10 for the ground surface of the tent pitch. Since their tent is 9.66m², it's less than 10m² so they get to pay £15 * 8 = £120. We calculate for only one tent because they're sharing.

Their total expenses are £120 + £120 = £240.

Now let's look at their savings;

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They will not have enough money for their holiday because they are £6 short of the £240 funds required.

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3 years ago
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How do I solve these trigonometric functions?
aleksandr82 [10.1K]

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Step-by-step explanation:

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3 years ago
Carter hikes from the top of a hill that is 120 2/3 feet above sea level down
egoroff_w [7]

Answer:

77 feet

Step-by-step explanation:

Difference is asking for subtraction. The equation would look like:

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(P.S.- 2/3 is equal to . 67)

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Marking as Brainliest is much appreciated.

5 0
3 years ago
Solve.<br><br> 5x-2y&lt;10<br> I give Brainliest!
Anestetic [448]
<h2>Answer:</h2>

This is impossible to solve.

<h2>Step-by-step explanation:</h2>

For an equation or inequality to be solvable, there must be the same number of inequalities as variables. Here, there is an x and there is a y. This means that you need at least two inequalities to solve it.

You can, however, rearrange to get x or y on one side.

This can be done for x:

5x < 10 + 2y

x < 2 + 2/5y

Or it can be done for y:

5x < 10 + 2y

5x - 10 < 2y

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2 years ago
Need answer ASAP!!<br> Find the area of the shaded region.
qwelly [4]

Answer:

(5x² +7x -26) units²

Step-by-step explanation:

\boxed{area \: of \: rectangle = length \times breadth}

Area of shaded region

= Area of larger rectangle -area of smaller rectangle

Area of larger rectangle

= (3x -4)(2x +2)

= 3x(2x) +3x(2) -4(2x) -4(2) <em>(</em><em>Expand</em><em>)</em>

= 6x² +6x -8x -8

= 6x² -2x -8

Area of smaller rectangle

= (x -6)(x -3)

= x² -3x -6x +18 <em>(</em><em>Expand</em><em>)</em>

= x² -9x +18

Area of shaded region

= 6x² -2x -8 -(x² -9x +18)

= 6x² -2x -8 -x² +9x -18

= 5x² +7x -26

4 0
3 years ago
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