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pochemuha
3 years ago
7

What is radius of 4 km?

Mathematics
1 answer:
AysviL [449]3 years ago
7 0

Answer:

A) 50.3 km

Not sure........

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Simplify <br> (^3)x4<br> Easy 30 points
aleksklad [387]

Answer:

=81

Step-by-step explanation:

\left(-3\right)^4

Use exponent rule \left(-a\right)^n=a^n:

=3^4

=81

5 0
2 years ago
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What type of information do you need to be given to prove two triangles are congruent? ​
marusya05 [52]

If the hypotenuse and leg of one right triangle are congruent to the corresponding parts of another right triangle, the right triangles are congruent. The "included angle" in SAS is the angle formed by the two sides of the triangle being used. The "included side" in ASA is the side between the angles being used.

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3 years ago
What is the product of <br><br> 2x+3 and 4x^2-5x+6 .
stira [4]

Answer:

Explanation:

We have:

(

2

x

+

3

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(

4

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Now let's distribute this piece by piece:

(

2

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(

4

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)

=

8

x

3

(

2

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(

−

5

x

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=

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2

(

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(

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(

3

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(

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x

2

(

3

)

(

−

5

x

)

=

−

15

x

(

3

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(

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)

=

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And now we add them all up (I'm going to group terms in the adding):

8

x

3

−

10

x

2

+

12

x

2

+

12

x

−

15

x

+

18

And now simplify:

8

x

3

+

2

x

2

−

3

x

+

18Step-by-step explanation:

3 0
2 years ago
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At the beginning of year 1, Jonah invests $300 at an annual compound
Nookie1986 [14]

Answer:

wergeyhrfed

Step-by-step explanation:

4 0
3 years ago
When an object falls freely, the formula for the distance it falls is d= 4.9t^2 where d is
german

Answer:

a) 122.5 m ; b) 10 s

Step-by-step explanation:

Just use the given equation and plug in what you know.

a)

d = 4.9t^2

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b)

d = 4.9t^2

490 = 4.9t^2

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2 years ago
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