ameliachayes21
contestada

HURRY I WILL VOTE YALL BRAINLYEST the area of a trapezoid is 120 square centimeters and a hight of 8cm find the sum of the lengths of the two paralell sides

Respuesta :

aaronnavon28

Answer:

Area 120 sq  m

Height  8cm

One side 20 cm

Area of trapezium = 1/2[a+b] *h

   120 = 1/2*[20+b]*8

   120 * 2 = 160 + 8b

   240 - 160 = 8b

   80/8  = b

   10 cm = b

Step-by-step explanation:

big brain momnent

Answer:

15cm

Step-by-step explanation:

Hope it helps:)