C. It stretched from the Pacific Ocean to Eastern Europe. hope I helped.
hope this helps could not find any other leaders but found this: The Lewis and Clark Expedition began in 1804, when President Thomas Jefferson tasked Meriwether Lewis with exploring lands west of the Mississippi River that comprised the Louisiana Purchase. Lewis chose William Clark as his co-leader for the mission.
Answer:
46.5
Explanation:
Given that AOC is the diameter and AO na d OB are the radii, then ΔAOB is an isosceles triangle. Thus the base angles ∠A=∠B
thus
∠BAC=∠A will be found as follows:
sum of angles in a triangle is 180
thus
180-87=
=93
hence
∠A=∠B=93/2=46.5°
Answer: 46.5°
True (adding more characters to this text)