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shusha [124]
3 years ago
14

Help me plz I don’t this answer help

Mathematics
1 answer:
bezimeni [28]3 years ago
6 0

Answer:

-1/2 x 3 = -3/2

-1/2 x - 2/5 = 2/10 = 1/5

Answer = The second one: -3/2 + 1/5

Step-by-step explanation:

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Which line best represents the line of best fit for this scatter plot?
Lerok [7]

Answer: line R

Step-by-step explanation: because it crossing through the starting and ending points

7 0
3 years ago
Satellites KA-1212 and SAL-11 have spotted a UFO. Scientists want to determine its distance from KA-1212 so they can later deter
ch4aika [34]

Answer:

The distance of UFO from KA-1212 is 1229.7 km.

Step-by-step explanation:

We are given that,

Distance between the satellites = 900 km

Angle made by the satellite KA-1212 = 60°

Angle made by the satellite SAL-11 = 75°

So, from the figure below,

The third angle is given by = 180° - (60°+75°) = 180° - 135° = 45°

Then, using the law of sines, we have,

\dfrac{x}{\sin 75}=\dfrac{900}{\sin 45}\\\\x=\dfrac{900\times \sin 75}{\sin 45}\\\\x=\dfrac{900\times 0.966}{0.707}\\\\x=\dfrac{869.4}{0.707}\\\\x=1229.7

<h3>Thus, the distance of UFO from KA-1212 is 1229.7 km.</h3>

6 0
3 years ago
Read 2 more answers
Determine which is bigger a 8.5 by 12 rectangulae pizza or a circular 12 pizza
kotegsom [21]

Answer:

circular pizza

Step-by-step explanation

rectangular - 8.5 x 12= 102

circular - 12 x 12= 144

6 0
3 years ago
Choose the equation for the situation "a fraction f multiplied by 13 equals 29". A. 1f⋅13=29 B. 3f=29 C. (f3⋅13)=29 D. 13f=29
Delicious77 [7]

Answer:

13f=29

Step-by-step explanation:

I hope this helps you out!

7 0
3 years ago
Example 3
chubhunter [2.5K]

Answer:

We conclude that

  • The angle ∠1 = x = 36°
  • The angle ∠2 = 4x = 4(36°) = 144°

Step-by-step explanation:

Given

<1 and <2 form a linear pair

m∠1 = 4m∠2

To determine

Find the measure of each of the two angles.

<u>Important Points about linear pair:</u>

  • We know that when two lines meet or intersect, we get a linear pair of angles.
  • Linear pairs are basically two adjacent angles that form a line.
  • The measure of two adjacent angles forming a straight line is 180, meaning they are supplementary.

As

<1 and <2 form a linear pair

m∠1 = 4m∠2

In other words, angle 1 is 4 times the measure of angle ∠2.

Let the angle ∠1 be = x

As the angle 1 is 4 times the measure of angle ∠2, so

The angle 2 will be = 4x

As <1 and <2 forms a linear pair, thus the measure of the sum of <1 and <2 will be 180°, so

x + 4x = 180

5x = 180

divide both sides by 5

\frac{5x}{5}\:=\:\frac{180}{5}

\:x=36^{\circ }

Thus, we conclude that

  • The angle ∠1 = x = 36°
  • The angle ∠2 = 4x = 4(36°) = 144°
4 0
3 years ago
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