3 years ago

What is the surface area of this rectangular prism?

Mathematics

1 answer:

Ugo [173]3 years ago

6 0

Answer:

2,700

Step-by-step explanation:

A=2(wl+hl+hw)=2·(20·30+15·30+15·20)=2700

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Eli has saved $48.50. Eli's brother borrowed 1/10 of Eli's savings. How much money does Eli have left?

zimovet [89]

Answer:

$43.65

Step-by-step explanation:

1. divide 48.50 by 10

4.85

2. subtract 4.85 from 48.50

3. your answer would be $43.65

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3 years ago

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motikmotik

Answer:

Step-by-step explanation:

${5}^{2} + {x}^{2} = {7}^{2} \\ 25 + {x}^{2} = 49 \\ {x}^{2} = 49 - 25 \\ {x}^{2} = 24 \\ x = \sqrt{24}$

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3 years ago

What is 63 divided by 28

Mariana [72]

Answer:

2.25

Step-by-step explanation:

$63 \div 28 = \frac{63}{28} = \frac{9}{4} = 2 \frac{1}{4} = 2.25$

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The length of a rectangle exceeds the width by 2 cm . If the diagonal is 10 cm long , find the width of the rectangle .

Rainbow [258]

Width= 6 cm
Length = 8cm

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3 years ago

How to find the missing value of ?+59 5/8 =82 2/3

Alex17521 [72]

Answer: 23 1/24

Step-by-step explanation:

There's no divisible number, hence multiply the two denominators to get 24

Then solve to get: 23 16 -15/24

23 1/24

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3 years ago