The option A is the right answer
Answer:
the measure of ∠1 is 92 degrees
Step-by-step explanation:
Using scientific notation, it is found that:
67 ns =
s
<h3>What is scientific notation?</h3>
A number in scientific notation is given by:

With the base being
.
In this problem, the amount is of 67 ns.
Each ns has
seconds, hence:

We want the base between 1 and 10(exclusive), hence, we move the decimal digit one digit to the left and add one to the exponent, and the representation is:
67 ns =
s
You can learn more about scientific notation at brainly.com/question/16394306
Answer:
4ab +10b
Step-by-step explanation:
Perhaps you want to simplify the expression.

Answer:
1/5
Step-by-step explanation:
1/3 x 3/4 x 4/5
1/3 x 3/4 = 3/12
3/12 x 4/5 = 12/60
12/60 = 1/5