Im sorry but i really cant see any of the words or number and ik this
Since the triangle is equilateral, all its angles are equal to 60°
AO is the bisector⇒∠OAD = 30°
AO is the hypotenuse, ∠OAD = 30°⇒
OD=5*2=10m
By the Pythagorean theorem




Answer: A)
m²
P.S. Hello from Russia and sorry for my bad english :^)
The 56th term in the sequence is 195
Denoms are 12 and 18
12=2*2*3
18=2*3*3
lcd=2*2*3*3=36
lcd=36