If two right triangles have the same ratios of legs, what can you conclude about the triangles?
a. the triangles are congruent.
b. the triangles are equilateral.
c. the triangles are isosceles.
d. the triangles are similar.

hope this !

an = 22 + (n-1) *6

110 seats

step-by-step explanation:

an=a1+(n-1)(d)

a1 = 22   this is the first item in the sequence

d =6   this is how the sequence goes up

a)   an = 22 + (n-1) *6

b) a12 = 22 + (12-1) *6

    a12 = 22+11*6

  a12 = 22 +88

  a12 = 110

a ≈ 172.05

step-by-step explanation:

the pictures.

2y+y=5

add 2y and y