C.
When adding and subtracting numbers in Scientific Notation, the powers of the base 10 must be the same exponent so that you have
1 answer:
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<h2>The required "option D. 9.6" is correct.</h2>
Step-by-step explanation:
In given figure,
AD = x, DB = 12, BE = 8 and EC = 10
To find, the value of x = ?
Use the Side-Splitting Theorem,
We know that,
⇒
⇒ x =
⇒ x =
⇒ x = 9.6
∴ The value of x = 9.6
Thus, the required "option D. 9.6" is correct.