Answer:
B(-2,5)
Step-by-step explanation:
Let B (x,y)
M = ([Xa+Xb]/2 , [Ya+Yb]/2)
(x+4)/2 = 1
x+4 = 2
x = 2-4
x = -2
(y+1)/2 = 3
y + 1 = 6
y = 6-1
y = 5
B (-2,5)
Answer:
a:5√3+3√5
b:4(√2+√7)
Step-by-step explanation:
Used photomath witch is an app that takes pictures of equations and solves them. 100% recommend
I believe the answer is they are drawing an Octagon because a polygon has 5 sides add that by three it's an Octagon