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Vladimir79 [104]
3 years ago
12

What is x -2 + (3+x)/5 - 3 = -9

Mathematics
1 answer:
ycow [4]3 years ago
7 0
-10+(3+x)-15=-45
x=-23
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Bedroom has a perimeter of 46 feet. If the length is 11 feet, what is the width?
rjkz [21]
Perimeter is L+W+L+W=2L+2W by definition
L=11 so 46=2*11+2W
46=22+2W
46-22=2W
24=2W
W=24/@
W=12
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Betty has several of the standard six-sided dice that are common in many board games. If Betty rolls one of these dice, what is
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Help with these two math questions thank u :)
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30 POINTS please help me!
Stels [109]
To prove a similarity of a triangle, we use angles or sides.

In this case we use angles to prove

∠ACB = ∠AED (Corresponding ∠s)
∠AED = ∠FDE (Alternate ∠s)

∠ABC = ∠ADE (Corresponding ∠s)
∠ADE = ∠FED (Alternate ∠s)

∠BAC = ∠EFD (sum of ∠s in a triangle)

Now we know the similarity in the triangles.

But it is necessary to write the similar triangle according to how the question ask.

The question asks " ∆ABC is similar to ∆____. " So we find ∠ABC in the prove.

∠ABC corressponds to ∠FED as stated above.
∴ ∆ABC is similar to ∆FED

Similarly, if the question asks " ∆ACB is similar to ∆____. "
We answer as ∆ACB is similar to ∆FDE.

Answer is ∆ABC is similar to ∆FED.
7 0
3 years ago
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