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k0ka [10]
4 years ago
5

Write a complete two-column proof for following information:

Mathematics
2 answers:
Fantom [35]4 years ago
8 0
<span>Given:

AB = x + 16

BC = 4x + 11 

AC= 77

We can safely assume that,

AB + BC = AC

x + 16 + 4x + 11 = 77

5x + 27 = 77

5x = 77 - 27

5x = 50

x = </span>\frac{50}{5}

x = 10

Hence, 

AB = x + 16 = 10 + 16 = 26

Hence, proved.
ollegr [7]4 years ago
7 0

Answer:

what we have is:

AB=x+16

BC=4x+11

AC=77

from the segment, i can tell that AB+BC=AC

wich would turn into:

x+16+4x+11=77

combine like terms

5x+27=77

5x = 77 - 27

5x = 50

Step-by-step explanation:

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Hello : 
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x² = 12....(1)
two </span>y-intercepts because the equation (1) has two solutions
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By switching service providers, a family’s monthly bill decreased from $57 in May to
gavmur [86]

Answer:

38.6%

Step-by-step explanation:

8 0
3 years ago
Please help !<br>i don't understand !<br>​
Alja [10]

Answer:

the first one on the left. it should be a line of best fit.

4 0
4 years ago
Please please help! I'm stuck on this
Phantasy [73]

Answer:

A'(-4 , 10)

B'(-4, 12)

C'(0, 12)

D'(0, 10)

Step-by-step explanation:

Given in the question are 4 coordinates of Quadrilateral ABCD

A(−2, 2)

B(−2, 4)

C(2, 4)

D(2, 2)

The rule is (x − 2, y + 8), that means

the translation is 2 units to the left and 8 units up

Applying the rule of the translation

Step1

A(-2, 2) = A'(-2-2 , 2+8) = A'(-4 , 10)

Step 2

B(−2, 4) = B'(-2-2 , 4+8) = B'(-4, 12)

Step 3

C(2, 4) = C'(2-2 , 4+8) = C'(0, 12)

Step 4

D(2, 2) =  D'(2-2 , 2+8) = D'(0, 10)

Describe what characteristics you would find if the corresponding vertices were connected with line segments.

If point A was connected to point A', point B was connected to point B',point C was connected to point C', point D was connected to point D' then all of these line will be parallel to each other, since they were all transformed by the same amount (x-2, y+8).

5 0
3 years ago
PLEASE ANSWER FAST I WILL GIVE BRAINLIEST
ANTONII [103]

Answer: 10 units²

Step-by-step explanation:

We can divide the shape along the y-axis to get 2 separate triangles. If we find the area of each and add them up, we can get the total area of the figure.

We can get each triangle's area using the formula A = \frac{1}{2}bh

<h3>Left Triangle</h3>

base length - 4 units

height - 4 units

A = \frac{1}{2}(4)(4)

A=\frac{1}{2}(16)

A =8\hspace{0.1cm}units^2

<h3>Right Triangle</h3>

base length - 2 units

height - 2 units

A = \frac{1}{2}(2)(2)

A=\frac{1}{2}(4)

A=2\hspace{0.1cm}units^2

Total = 8 units² + 2 units² = 10 units²

6 0
2 years ago
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