The answer for your question is A
By the formula for the area of an equilateral triangle (s^2sqrt(3)/4), the area is sqrt(3)/4.
When 1 is added to another 1 they join together to form a 2. Bruh idk what 1+1 long method is. But I hope it helped.
Answer:150
Step-by-step explanation: If you see the highest point in the number line. You can see it’s in the middle of of 140 and 160 so it’s 150