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saw5 [17]
3 years ago
7

Need help! Find the area

Mathematics
1 answer:
sammy [17]3 years ago
7 0
7. the formula for octagon is a=2(1+radical2)s^2
s=4
a=about 77.25
8.
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Can someone help please!
faust18 [17]

Answer:a) 0.35

B) 0.75

C) 0.65

D) 0.25

E) 1.1

F) 0.9

Step-by-step explanation:

Relative frequency= frequency/total number of value

A) 21/60= 0.35

B) 135/180= 0.75

C) 39/60= 0.65

D) 45/180= 0.25

E) Rf Male or female choosing sport utility car = 21/60 + 135/180 = 0.35 + 0.75= 1.1

F) Rf of male or female choosing a sport car= 39/60 +45/180= 0.65 + 0.25= 0.9

8 0
4 years ago
Solve the proportion 2x/3=20/5
klasskru [66]

Answer:

Hi

Step-by-step explanation:

Sunndmdmd

6 0
3 years ago
PLZ HURRY<br>Solve for z.<br><br>z<br><br>3<br><br>–3≤<br><br>–<br><br>2
Nimfa-mama [501]

Answer:

z ≤ 1/3

Step-by-step explanation:

3z - 3 ≤ -2        Add 3

3z ≤ 1               Divide by 3

z ≤ 1/3

5 0
3 years ago
Read 2 more answers
Larry has taken out a loan for college. He started paying off the loan with a first payment of $150. Each month he pays, he want
motikmotik
14   Σ  [(1.3^n) * (150)]n = 0
Using the sigma notation to find the sum of his first 15 payments, each of the possible values of n (from 0 to 14) are substituted into the equation. After which, each of the results are then added to each other. Also, the problem states that only the first 15 payments are to be included in the notation. This shows that the series is limited and is finite. Therefore, it is a convergent series.
4 0
4 years ago
5+x+(−2)=−85+x+(−2)=−8<br><br><br> x=?
sashaice [31]
5+x+(-2)=-85+x+(-2)=-8\\&#10;x-3=x-87=-8
x has no solution.
5 0
3 years ago
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