Answer:
2006 years old.
Step-by-step explanation:
If it had 50% of its carbon-14 it would be 5730 years old.
Since it has 65% left it is younger than 5730 years.
So it is (1 - 0.65) * 5730
= 2005.5 years old.
Answer:
<R=137 degrees
Step-by-step explanation:
I hope this helped !!
Answer:
<em>X</em><em>=</em><em>5</em><em>3</em><em>°</em><em>+</em><em>4</em><em>5</em><em>°</em><em>=</em><em>9</em><em>8</em><em>°</em>
( BEING EXTERIOR ANGLE OF A TRIANGLE IS EQUAL TO THE SUM OF INTERIOR ANGLES)