Simone would have to bike for at least 34 miles to reach $510
Answer:
x=7.2cm.........................
Answer:
The null and alternative hypotheses are:


Under the null hypothesis, the test statistic is:

Where:
is the sample mean
is the sample standard deviation
is the sample size

Now, the right tailed t critical value at 0.05 significance level for df = n-1 = 10-1 = 9 is:

Since the t statistic is less than the t critical value at 0.05 significance level, therefore,we fail to reject the null hypothesis and conclude that there is not sufficient evidence to support the claim that the average phone bill has increased.
Answer:
Step-by-step explanation:
a traingle because it doesnt use any rectangular faces it only uses traingular forms or even a speer a speer has no rectangular sides