2 years ago

5cm 2cm 8cm Volume of 3D shape

Mathematics

1 answer:

11Alexandr11 [23.1K]2 years ago

4 0

Answer:

80 cm^3 (cm cubed)

Step-by-step explanation:

5 x 2 x 8

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lara [203]

Answer is 14.14
Reason
Using Pythagorean theory
a^2 + b^2 = c^2
The two legs are a and b, the longest diagonal opposite the right angle is c
10^2 + 10^2 = c^2
200 = c^2
Take square root of both sides
14.14 = c

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1 year ago

15% of the toddlers in a preschool class drink water with their lunch. How many toddlers are in the class if 3 drink water with

Naddika [18.5K]

15%=3
5%=1
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1(20)=20

So, there are 20 students in the class.

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2 years ago

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Answer:

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Step-by-step explanation:

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2 years ago

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When 23 is subtracted from 5 times a certain number the result is 87

allsm [11]

5x-23=87
add 23 to both sides
5x=110
divide both sides by 5
x=22

To check your answer...
5(22)-23=87
110-23=87
87=87

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3 years ago

Solve for m.<br> 8m+95<−87m+5

tiny-mole [99]

Answer:

m < - $\frac{18}{19}$

Step-by-step explanation:

8m + 95 < -87m + 5

8m + 87m < 5 - 95

95m < -90

m < -<u> $\frac{90}{95}$ </u>

Simplifying gives;

m < - $\frac{18}{19}$

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3 years ago

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