Answer:
0.5, 0.25, 0.125
Step-by-step explanation:
the numbers half every time
Answer:
= 
Step-by-step explanation:
<u><em>Explanation</em></u>
Given

By using algebra formulas




= 

<u><em>Final answer:-</em></u>
= 
5 is the mean of variable a I might be wrong
Answer:
c. isosceles
Step-by-step explanation:
the base angles are the same