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Radda [10]
3 years ago
10

What is the circle's circumference? The diameter of a circle is 6 millimetres.

Mathematics
1 answer:
dolphi86 [110]3 years ago
6 0

Answer:

C = 6pi or approximately 18.84 mm

Step-by-step explanation:

The circumference of a circle is

C = pi *d

C = pi *6

We can approximate pi by 3.14

C = 3.14*6

C =18.84

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Jessica invests​ $250 each quarter in an ordinary annuity with a​ 5% interest rate compounded quarterly. Determine the accumulat
madam [21]

Answer:

Step-by-step explanation:

Usimg formula for calculating compound interest.

A = P(1+r/n)^nt

P is the principal =$250

r is the rate = 5%

t is the time = 25years

n = 1/4(compounded quarterly)

Substituting to get the amount A.

A = 250(1+5/25)^25/4

A = 250(1+0.2)^6.25

A = 250(1.2)^6.25

A = 250(3.125)

A = $781.31

Hence the accumulated amount in​ Jessica's annuity after 25 years is $781.31

4 0
3 years ago
**The given angles are (-1+38x) and (36x+3)".<br><br> x=
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Answer:

x = 2

Step-by-step explanation:

these angles are alternate-interior angles which are congruent

-1 + 38x = 36x + 3

38x = 36x + 4

2x = 4

x = 2

7 0
2 years ago
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IRISSAK [1]
The area is 186.03. lw = 15.9(11.7) = 186.03
4 0
2 years ago
Which is the graph of f(x) = 5(2)x?
gayaneshka [121]

Answer:

The graph in the attached figure

Step-by-step explanation:

we have

f(x)=5(2)^{x}  

This is a exponential function of the form

f(x)=a(b)^{x}  

where

a is the initial value

b is the base

In this problem

a=5

b=2

using a graphing tool

see the attached figure

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