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shutvik [7]
4 years ago
7

Find the product of 21 and (6.3 · 10^-4).0.1323 · 10^-1 1.323 · 10^-3 1.323 · 10-^2 1.323 · 10^2

Mathematics
1 answer:
Ann [662]4 years ago
7 0

21 × (6.3 · 10^-4)

= (21 × 6.3) × 10^-4

= 132.3 × 10^-4

= 1.323 × 10^-2

Answer

1.323 × 10^-2

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Answer:

Number 5. = 69

Number 8. = 19

Step-by-step explanation:

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2 years ago
Kari is flying a kite. She releases 50 feet of string. What is the approximate difference in the height of the kite when the str
MakcuM [25]

Answer:

Step-by-step explanation:

The string of a kite forms a right angle triangle with the ground. The length of the string represents the hypotenuse of the right angle triangle. The height of the kite represents the opposite side of the right angle triangle.

To determine the height of the kite, we would apply the sine trigonometric ratio which is expressed as

Sin θ = opposite side/hypotenuse.

1) if the kite makes an angle of 25° with the ground, then the height, h would be

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h = 21.1 feet

2) if the kite makes an angle of 45° with the ground, then the height, h would be

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The approximate difference in the height of the kite is

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5 0
3 years ago
What is the slope of the line that passes through the points (-4,-4) and (-4,9)? Write answer in simplest form and explain how y
Ira Lisetskai [31]
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4 0
3 years ago
Could somebody please answer these four questions with simple yet explanatory answers?
Kamila [148]
1) Surface Area = 2(lw + lh + wh)
2(4*5+4*9+5*9) =202in^2
Surface Area=202in^2
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4+4=8 <---length + length 
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2) Same concept as the previous one
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2(4*2+4*5+5*2) =76in^2
Surface Area= 76in^2

Lateral Area
Lateral Area= Perimeter of base * height
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2+2=4
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7 0
4 years ago
Read 2 more answers
Is this a function please help I’m failing
igomit [66]

Answer:

Yes

Step-by-step explanation:

The relation is a function. For a relation to be a function there must be a unique x value for each y value. So this means x's can not repeat, and in this relation, the x-values never repeat. Therefore this is a function.

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3 years ago
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