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sesenic [268]
3 years ago
15

In triangle MNO, MN = 20 units, NO = 15 units, and MO = 18 units. What is the approximate difference between the largest and sma

llest angle measures?
2°
5°
14°
28°
(use law of cosines!!)

Mathematics
2 answers:
nikdorinn [45]3 years ago
7 0

Answer: It's not A or C it have to be out of B or D


Step-by-step explanation:


andreev551 [17]3 years ago
3 0
Hope this helps you.

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Need help plsssssssss
kotykmax [81]

Answer:

4. 8.0

5. 27.6

6. 35.5 degrees

Step-by-step explanation:

#4- Cos 48= x/12

0.669131= x/12

x=8.0

#5

Sin 78= 27/x

0.978=27/x

0.978x=27

x=27.6

#5

Tan X= 15/21

tan x= .714

inverse tan= 35.5 degrees

6 0
3 years ago
The accompanying table shows the number of bacteria present in a certain culture over a 4 hour period, where x is the time, in h
Vlad [161]

Answer:

Step-by-step explanation:

I really hope you know how to use your calculator to find regression equations, because in this forum it is impossible to teach you how to do that. I ran the data through my calculator and got the exponential equation as

y=1963.56(1.14)^x which means at 4 hours, we started with 1963 bacteria and it is growing at a rate of 114% each hour. Since we started out with an x value of 0, and that value represents the number of bacteria after 4 hours, then time 0 is 4 hours, which means that time 12 is 16 hours. We replace the x in the equation with a 12 and do the math:

y=1963.56(1.14)^{12 which gives us, in the end,

y = 9460

4 0
3 years ago
A rectangular room is 3 feet longer than it is wide and has an area of 154 square feet. Find the dimensions of the room.
telo118 [61]

Answer:

it is 8

Step-by-step explanation:

5 0
3 years ago
The area of the shaded sector is shown. Find the radius of circle M. Round your answer to the nearest hundredth.
Vaselesa [24]

Answer:

See Explanation

Step-by-step explanation:

The question is incomplete, as the sector, its area and the angle at the center are not given.

I will solve this using the following illusration

The area of a sector is:

Area= \frac{\theta}{360} * \pi r^2

Assume that:

\theta = 120

Area = 20

The equation becomes

20= \frac{120}{360} * \pi r^2

Simplify

20= \frac{1}{3} * \pi r^2

Take: \pi = 3.14

20= \frac{1}{3} *3.14* r^2

Cross Multiply

3.14 * r^2 = 20 * 3\\

Solve for r^2

r^2 = \frac{20 * 3}{3.14}

r^2 = 19.11

Take square roots

r = \sqrt{19.11

r = 4.4

3 0
2 years ago
11°F, 58°F, 20°F, -2°F, 2°F, and -5°F. Write the<br> temperatures in order from hottest to coldest.
bazaltina [42]

Answer:

58°F, 20°F,11°F, 2°F , -2°F, -5°F

5 0
3 years ago
Read 2 more answers
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