Answer:
In 22 minutes the remaining cell phone battery will be unknown.
In a of minutes the remaining cell phone battery will be 50%.
Step-by-step explanation:
The factors of the expression are 
<h3>How to find factors in the expression?</h3>
First group the first two terms and the last two terms together respectively.
The factors of the expression are given by;

Hence, the factors of the expression are
.
To know more about factors click the link given below.
brainly.com/question/9645056
Square roots the square root of 1 is one square root of 2 is 4 square root of 3 is 9 and ect.
Angles 1 and 2 are congruent because they are a pair of alternate interior angles.
Answer:
7 1/8
Step-by-step explanation: