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IgorC [24]
3 years ago
11

PLEASE HELP WILL MARK BRAINLIEST!

Mathematics
1 answer:
Kruka [31]3 years ago
6 0

Answer:

Firstly, from the diagram we are given that the length of XB is congruent to BZ, and YC is congruent to CZ. Based on this information, we know that B is the midpoint of XZ, and C is the midpoint of YZ. This means that BC connects the midpoints of segments XZ and YZ. Now that we know this, we can use the Triangle Midsegment Theorem to calculate the length of BC. This theorem states that if a segment connects the midpoints of two sides of a triangle, then the segment is equal to one-half the length of the third side. In this scenario, the third side would be XY, which has a length of 12 units. Therefore, the length of BC = 1/2(XY), and we can substitute the value of XY and solve this equation:

BC = 1/2(XY)

BC = 1/2(12)

BC = 6

Step-by-step explanation:

Please support my answer.

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Need help with this question plz.....
katrin2010 [14]

Answer:

x=3

Step-by-step explanation:

5x+9 = 24

Subtract 9 from each side

5x+9-9 = 24-9

5x = 15

Divide each side by 5

5x/5 = 15/5

x =3

3 0
3 years ago
Sasha hasn’t won any of the 40 games she has played with her four friends so far. She wants to win at least 20%. How many does s
Margaret [11]

Answer:

10

Step-by-step explanation:

Given that Sasha has won 0 games in the 40 games she has played.

Let she needs to win x game in a row, so

Total game she played = 40 + x

The number of the game she won is x, which is 20% of the total game she played, so

x = 20% of (40+x)

\Rightarrow x = 0.2(40+x) \\\\\Rightarrow x = 8+0.2x \\\\\Rightarrow x-0.2x=8 \\\\\Rightarrow 0.8x = 8 \\\\\Rightarrow x = 8/0.8=10.

Hence, she needs to win 10 games in a row.

7 0
3 years ago
Convert 1AA from hexadecimal to decimal.
ElenaW [278]

1AA = 426

What an odd class...

5 0
3 years ago
Read 2 more answers
A kicker recorded the number of field goals made (y) at different distances from the goal posts (x). Use the data to determine t
Troyanec [42]

Answer:

ŷ = -0.27X + 13.79

Step-by-step explanation:

Given the data:

Distance from goal (X) :

20

25

30

35

40

45

50

Field goals made (Y) :

9

6

7

4

1

2

1

Using a linear regression calculator, the linear model obtained is :

ŷ = -0.27X + 13.79

The number of field goals, y decrease as distance from goal. Increases, this can also be observed in the value of the slope Coefficient (-0.27).

4 0
3 years ago
Amanda can dig a 10ft by 10ft hole in seven hours. Ming can dig the same hole in 10 hours. How long to dig the hole if they work
Klio2033 [76]

Answer:

The answer should be 4.12 hours

Step-by-step explanation:

Sorry if I am wrong.

5 0
4 years ago
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