Answer:
<h2><u><em>acute</em></u></h2>
Step-by-step explanation:
Remember :the orthocenter of a triangle is the point of concurrency of the 3 altitudes.

To make the exponent positive, make a fraction. 1/3 * 1/3. This is 0.1 repeating. 3^1 is 3. So the answer is no.
Answer:
this is called AP arithmetic progression
2, 4, 6.........
sn=n/2(2a+(n-1)d)
S27=





=756