mikaylacole57
contestada

solve for x, the polygons in each pair are similar. write a proportion.

hey! this is on a geometry quiz, if someone could show steps and everything that'd be great :(

thank you!

30 points.

solve for x the polygons in each pair are similar write a proportion hey this is on a geometry quiz if someone could show steps and everything thatd be great th class=

Respuesta :

maggielee724

Answer:

7) x = 8, 8) x = 6

Step-by-step explanation:

7) proportion: 24/8 = 12/2x - 12 => cross multiply => 24(2x - 12) = 8 × 12

=> 2x - 12 = 4 => 2x = 16 => x = 8

8) 24/20 = 42/5x + 5 => cross multiply => 24(5x + 5) = 42 × 20 => 5x + 5 = 35

=> 5x = 30 => x = 6