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Sunny_sXe [5.5K]
3 years ago
14

If a quadrilateral has three angles measuring 60',45' and 100' what is the angle of the fourth angle​

Mathematics
1 answer:
Alchen [17]3 years ago
3 0

Answer:

155°

Step-by-step explanation:

The sum of the 4 interior angles of a quadrilateral = 360°

Subtract the sum of the 3 given angles from 360 for fourth angle

fourth angle = 360° - (60 + 45 + 100)° = 360° - 205° = 155°

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The slant height of the top is 5 pm and the height of the cylinder is 9m find the distance between P and Q
Mashcka [7]

Answer:The slant height of the top is 5 m, and the height of the cylinder is 9 m. Find the distance between P and Q, to the nearest cm. 0 height of small triangle.

8 0
3 years ago
In the 1800s, wagon trains traveled west along the oregon trail. A wagon train traveled from missouri to wyoming in 1 2/3 months
strojnjashka [21]

Answer: 2 4/15 months

Step-by-step explanation:

From the question, we are informed that a wagon train traveled from Missouri to Wyoming in 1 2/3 months and from Wyoming to Utah in 3/5 month.

The number of months that it will take the wagon train to travel from Missouri to Utah will be:

= 1 2/3 + 3/5

The common lowest multiple is 15

= 1 10/15 + 9/15

= 1 19/15

= 1 + 1 4/15

= 2 4/15 months

It will take they train 2 4/15 months to travel from Missouri to Utah.

7 0
3 years ago
The concentration of a saline solution is given by the function <img src="https://tex.z-dn.net/?f=C%28x%29%3D%5Cfrac%7B0.2%7D%7B
katrin2010 [14]

Answer:

We have to add 1.86 L of water to make the solution 7% saline.

Step-by-step explanation:

The concentration of a saline solution is given by

                        C(x) = \frac{0.2}{1+x}

where x represents the amount of water used to dilute the solution.

We have to find how much water must be added to obtain a solution that is 7% saline.

If we see the equation we notice that as we add the value of x, the concentration of the solution decreases.

Here C(x) = 0.07

0.07 = \frac{0.2}{1+x}

Rearranging,

1 + x = \frac{0.2}{0.07}

1 + x = 2.86

x = 1.86 L

We have to add 1.86 L of water to make the solution 7% saline.

8 0
3 years ago
Are the following fractions equivalent? Explain.<br><br> 15/60 = 3/4
GarryVolchara [31]
Yes it is because, 3/4 x 3 = 9/12 which 9/12 is simplified to 3/4 so which makes it equivalent, hope it helps and sorry if it doesn’t!
8 0
2 years ago
Read 2 more answers
Please if you can answer them correctly help me with this and 3 more PLEASE ASAP!!!!! You will also get brainliest!!!!!
Vesnalui [34]

1. It takes 8 x 4 x 15 cubes, or 480 cubes with side lengths of ¼ inch. The volume of the right rectangular prism is 480/64 = 7 ½ cubic inches or 2 x 1 x 3 ¾ = 7 ½ cubic inches.

2. It takes 3 x 1 x 8 cubes, or 24 cubes with side lengths of ½ inch. The volume of the right rectangular prism is 24/8 = 3 cubic inches or 1 ½ x ½ x 4 = 3 cubic inches.

3. It takes 9 x 3 x 4 cubes, or 108 cubes with side lengths of ½ inch. The volume of the right rectangular prism is 108/8 = 13 ½ cubic inches or 4 ½ x 1 1/2 x 2 = 13 1/2 cubic inches.

4. It takes 3 x 2 x 8 cubes, or 48 cubes with side lengths of ¼ inch. The volume of the right rectangular prism is 48/64 = ¾ cubic inches or ¾ x ½ x 2 = ¾ cubic inches.

5. It takes 5 x 7 x 8 cubes, or 280 cubes with side lengths of ½ inch. The volume of the right rectnagular prism is 280/8 = 35 cubic inches or 2 ½ x 3 ½ x 4 = 35 cubic inches.


7 0
3 years ago
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