Answer:
Step-by-step explanation:
Area of triangle = 0.5 × Base × Height
→ Substitute in the values
200 = 0.5 × 5x × 5x
→ Simplify
200 = 12.5x²
→ Divide both sides by 12.5
16 = x²
→ Square root both sides
4 = x ∴ x = 4
The answer is 3 3x3x3=9
Hope this helped:)
I believe the correct answer from the choices listed above is the second option. If an oxygen atom has 8 protons and 10 neutrons in its nucleus, then its atomic number would be 8. The atomic number is <span>the number of protons in the nucleus of an atom. Hope this answers the question.</span>
<h2>
The required "option A) " is correct.</h2>
Step-by-step explanation:
We have,
..... (1)
To find, = ?
Differentiating equation (1) w.r.t. 'x', we get
⇒
[ ∵ ⇒ ]
⇒
⇒
Thus, the required "option A) " is correct.