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krok68 [10]
3 years ago
12

A central angle of a circle intercepts an arc of length 18 centimeters. The radius of the circle is 9 centimeters. What is the m

easure of the central angle in radians?
Mathematics
1 answer:
WITCHER [35]3 years ago
5 0

Answer:

.44444444

Step-by-step explanation:

πr²=full circumference

18/π(9)²=x/2π

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Anettt [7]

Answer:

The total number of U.S. high school students that played on a sports team that year can be estimated to be 7,950,000.

Step-by-step explanation:

From the random sample, we can expect that \frac{250000}{500000}=\frac{1}{2} of all students played on a sports team that year. So in the bigger sample of 15900000 high school students, we can expect 15900000 \cdot \frac{1}{2} = 7950000 students to have played on a sports team that year.

7 0
3 years ago
yesterday Kate and her cousin Robert went out for a movie. there they spent $50 in total. Robert spent $10 more than kate. how m
antoniya [11.8K]

<em>while the two were at the movies Katie spent $40.00</em>

6 0
3 years ago
Answer plz. Give an explanation so I know ur not just getting points so I dont report. Thank you!
wariber [46]

Answer: A, D

Step-by-step explanation:

68 is the initial amount.

A is correct because 0.2(68) represents 20% of 68. Since you're looking for 80% of 68, you subtract 0.2(68) from 68.

D is correct because it directly takes 80% of 68, which is what the question is asking for.

6 0
2 years ago
Select the explicit formula for the sequence that correspond to this geometric series: 6 + 18 + 54 + 162 + 486
r-ruslan [8.4K]

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Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
You have saved 18000 for a down payment on a house. Your bank requires a minimum down payment of 11%. What is the maximum price
zhenek [66]

Money saved for down payment = 18000

Minimum down payment required by the bank = 11%

Let the maximum price that can be offered be = P

\frac{11}{100}P=18000

11P=1800000

P=163636.36

Hence a maximum price of 163636.36 can be offered for a home that can have a down payment of 18000.

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