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nadezda [96]
3 years ago
13

Write to explain two different ways to find the difference for 12-3

Mathematics
2 answers:
adelina 88 [10]3 years ago
8 0
You could try base ten blocks or do it 12-3
Naddik [55]3 years ago
4 0
Use a calculator or do it on paper 
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Rudik [331]
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7 0
2 years ago
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An architect designs a castle tower for a new attraction at a popular amusement park. Blueprints of the tower, which is in the s
marin [14]

Answer:

<u>The surface area of the tower is 5,218.1 m²</u>

Step-by-step explanation:

1. Let's review the information given to us to answer the question correctly:

Height of the blueprint = 47 cm

Length of the blueprint = 23 cm

Width of the blueprint = 25 cm

Scale factor 1 : 96

2. Calculate the actual surface area of the tower and enter your answer in square meters with two decimal places.

Let's calculate the measurements of the actual tower:

Height of the blueprint = 47 * 96 = 4,512 cm = 45.12 m

Length of the blueprint = 23 * 96 = 2,208 cm = 22.08 m

Width of the blueprint = 25 * 96 = 2,400 cm = 24 m

Now, let's calculate the surface area of the tower, this way:

Surface area of the tower = 2* (24 * 22.08) + 2 * (45.12 * 22.08) + 2 * (45.12 * 24)

Surface area of the tower = 1,059.84 + 1,992.5 + 2,165.76

<u>Surface area of the tower = 5,218.1 m²</u>

4 0
3 years ago
PLEASE HELP 100 POINTS!!! The function f(x)=12sin(x−π4) is used to describe a water wave. The value x is the time in seconds, an
Otrada [13]

Answer:

okay, y=(1)/(2)*\sin (x-(\pi )/(4))

Step-by-step explanation:

dc,.lasbkjdflbfjskfnb

6 0
3 years ago
What your expect to gen.math subject​
sveta [45]
Can you elaborate on ur question
6 0
3 years ago
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What is the result of the first step when simplifying 13-4(x-5)
Maksim231197 [3]
I don't really get this question but simply put, if you are in college syntax matters very much. (13-4) = 9 *(x-5) = 9x-45.. although in this case. since there isn't a bracket around 13-4. you'd multiply by the -4 first, giving you, 4x-20+30 =4x-10
8 0
3 years ago
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