Answer:
a. 1
Step-by-step explanation:
the answer is the value of a is 1
A. 1
If it is then it is the solution because the square root of an expression multiplied by itself gives that expression.
A = 20
12/3 = A/5
60 = 3A
A = 60÷3 = 20
it would be a
1895 x 906=
1,716,870
then it is the solution 
because the square root of an expression multiplied by itself gives that expression.
