Respuesta :

mhanifa

Answer:

  • All similar, see below

Step-by-step explanation:

Q1

Angles

  • 26° & 64° & 90°
  • AA similarity

Q2

Ratios of corresponding sides:

  • 6/8 = 9/12 = 12/16 ⇒ 3/4
  • SSS similarity

Q3

Angle C is vertical

  • ∠ACB ≅ ∠DCE

Ratios of corresponding sides:

  • 9/15 = 18/30 ⇒ 3/5
  • SAS similarity