Answer:
,, assuming the true mean temperature 62 degrees Fahrenheit there is a 0.1% probability that the null hypothesis is true by chance alone
I am not sure but i think its 7.1cm
Answer:
80°
Step-by-step explanation:
The total of angle 2 and the one marked 30° is an angle corresponding (hence, equal) to the one marked 110°.
∠2 +30° = 110°
∠2 = 80°
