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ella [17]
3 years ago
7

Solve:

Mathematics
2 answers:
alekssr [168]3 years ago
8 0

Answer:

Length = 30, width = 20

Step-by-step explanation:

perimeter = 100

length = 10 more than the width

width = ?

100/4 = 25

25 + 25 = 50

50 - 10 = 40/2 = 20

20 +10 = 30 cm

Elena-2011 [213]3 years ago
5 0

Answer:

Length: 30cm, Width: 20cm

Step-by-step explanation:

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seropon [69]

Answer:

2 \sqrt{15}

Step-by-step explanation:

1) rewrite 60 as it's prime factors.

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2) group the smae prime factors into pairs.

\sqrt{(2 \times 2)}  \times 3 \times 5

3) Rewrite each pair in exponent form.

\sqrt{ {2}^{2} \times 3 \times 5 }

4) use this role:

\sqrt{ {x}^{2} }  = x

2 \sqrt{3 \times 5}

5) Simplify.

4 \sqrt{15}

So, therefor, the answer is option 1.

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g100num [7]
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$7.80/hour =  (7.8*100) cents / (1*60)minutes
 
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7 0
4 years ago
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What is the image of (9,-5) after a dilation with the scale factor of 2.5?​
ycow [4]
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ryzh [129]

Answer:

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Step-by-step explanation:

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Then you simplify and get the answers x= 3 +\sqrt{23}, 3 -\sqrt{23}

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Westkost [7]

Answer:

c

Step-by-step explanation:

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