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Alecsey [184]
4 years ago
14

Could someone answer these 3 questions?h

Mathematics
1 answer:
Aleks04 [339]4 years ago
8 0
9) x= -6
10) x= 3/2
11) x= -4,0,5
12) no solution
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Help, please. This is related to mirror and shadow problems
nadya68 [22]

Answer:

1. x/2=1.75/3.5  x=1

2. 4/2=y/3.5 y=3.5

3. P (Figure Left)=3+5+2+1+4+8+3+2=28 cm

A (Figure Left)=8x2-2x1-3x2=8 cm2

4. P (Figure Left) / P (Figure Right) = 1/1.75 = 28/ P (Figure Right)

P (Figure Right)= 49 cm

A (Figure Left) / A (Figure Right) = 1/1.752 = 8/ A (Figure Right)

A(Figure Right)= 24.5 cm2

Step-by-step explanation:

1. x/2=1.75/3.5  x=1

2. 4/2=y/3.5 y=3.5

3. P (Figure Left)=3+5+2+1+4+8+3+2=28 cm

A (Figure Left)=8x2-2x1-3x2=8 cm2

4. P (Figure Left) / P (Figure Right) = 1/1.75 = 28/ P (Figure Right)

P (Figure Right)= 49 cm

A (Figure Left) / A (Figure Right) = 1/1.752 = 8/ A (Figure Right)

A(Figure Right)= 24.5 cm2

5 0
3 years ago
Daniel has dinner at a restaurant and the cost of his meal is
Burka [1]
Answer is a step by step so you divide
5 0
3 years ago
You buy a veido game for $60 and the sales tax is 8% what is the total cost for the game including the sales tax
Keith_Richards [23]
8% of 60 = 4.8
total = 60 + 4.8
= 64.8
5 0
3 years ago
A wise man once said "300 reduced by 3 times my age is 138"
Nonamiya [84]
The equation is 138=300-3x
now solve by first subtracting 300 from each side: -162=-3x
divide each side by -3: x=54
The wise man is 54 years old
7 0
4 years ago
If it takes 5 workers 4 hours to build a 10 foot wall, and the number of hours is directly proportional to the number of walls t
pychu [463]
4x10=40 10x10=100 ft/10 100/10=10 walls
4 0
4 years ago
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