Answer: x<16
Step-by-step explanation: Mason subtracted 5 from 11 and got 6, when he really should have added 5 to 11 to get x<16.
Answer: Null hypothesis :
Alternative hypothesis : 
Step-by-step explanation:
Given claim : The proportion of U.S. adults age 25 or older who smoke : 
A researcher suspects that the rate is lower among U.S. adults 25 or older who have a bachelor's degree. i.e. 
Since the null hypothesis is a fact checked by the researcher or the experimenter that always contains a equals to sign.
∴ Null hypothesis :
Alternative hypothesis : 
The equation can be used to find the missing leg in the triangle
.
<h3>What is the right triangle?</h3>
A right-angle triangle is a triangle that has a side opposite to the right angle the largest side and is referred to as the hypotenuse.
It is given that a right triangle has a side length of 16 meters and a hypotenuse of 20 meters.
From a Pythagoras theorem

Thus, the equation can be used to find the missing leg in the triangle
.
Learn more about the right-angle triangle;
brainly.com/question/5474676
Answer:
just memorize the numbers in pi, I know the first like 4 numbers. 3.1415
Step-by-step explanation:
it is used for calculating the area of circles.