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Romashka [77]
3 years ago
8

Find the measure of angle 4

Mathematics
1 answer:
Morgarella [4.7K]3 years ago
6 0

Answer:

38

Step-by-step explanation:

Notice that the first triangle is an isosceles triangle, meaning that the base angles are equivalent. Since one angle is 62, we know that the other is 62 as well, which makes 124. This means that angle 2 is 56 degrees. Since 2 and 3 are on the same 'line', they both add up to 180. If 2 is 56, then angle 3 is 124. So the three angles inside the triangle are 124, 18, and x. So, 124+18=142. 180-142= 38

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tino4ka555 [31]

In this case, to flip any of the points to map up accurately to the other points, we would have to do a transformation of reflection about the y-axis. The reason behind this is that out of other transformation process, we can only achieve the image of triangle ∆A’B’C’ through reflection.

Dilation will not work since it only changes the size of the object. The shape and position will not affected.

A translation will not work because although the shape can move, it still needs to flip to achieve triangle ∆A’B’C’.

A rotation will also not work because when you rotate it, the shape will still not map over the new one.

<span>
<span>Therefore the only answer to this question would be to reflect triangle ∆ABC about the y-axis.</span></span>

4 0
4 years ago
Solve (r-s) (s-t) (t-r)
Bezzdna [24]
(rs-s^2-rt +st)(t-r)
= ts^2-rt^2+st^2-sr^2-rs^2+tr^2


8 0
3 years ago
A jogger is going around a circular track with a radius of 100 ft. Determine the
sweet-ann [11.9K]

Answer:

ω= 0.01 rad/s

Step-by-step explanation:

The given data is question is ,

  • r = 100ft .
  • t = 3 min = 180s.

Firstly let's find the linear speed. Which is

=> v = Circumference/time

=> v = 2πr/180s

=> v = 3.14 × 100ft ./ 90

=> v = 3.48 ft/s ≈ 1m/s

  • Now the angular speed and linear speed are related as follows ,

=> v = r\omega

=> \omega = v/r

=> \omega = 1/100

=> \omega = 0.01 rad/s

<h3><u>Hence </u><u>the</u><u> </u><u>angular</u><u> speed</u><u> </u><u>is </u><u>0</u><u>.</u><u>0</u><u>1</u><u> </u><u>rad/</u><u>s.</u></h3>
3 0
3 years ago
Identify the pattern then write the next three terms in each sequence 192,96,48,24,...
Karo-lina-s [1.5K]
1st. Find the pattern
Pattern is dividing by 2.
24/2=12
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6/2=3
4 0
3 years ago
A taxi cab charges $1.50 for the flat fee and $0.50 for each mile. Write an inequality to determine how many miles Sharon can tr
Korvikt [17]

Answer:

C. 0.50x+1.50\leq 25

Step-by-step explanation:

Let x represent number of miles.

We have been given that a taxi cab charges $1.50 for the flat fee and $0.50 for each mile.

The cost of riding x miles would be 0.50x and the total cost of riding x miles would be 0.50x+1.50.

Since Sharon has only $25 to spend on the taxi ride, so the cost of riding x miles on taxi must be less than or equal to 25.

We can represent this information in an inequality as:

0.50x+1.50\leq 25

Therefore, option C is the correct choice.

7 0
3 years ago
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