Question

Diagram of the adjacent picture frame has outer dimensions 24 cm x 28 cm and inner dimensions 16 cm x 20 cmn. Find the area of each section of the frame, if the width of each section is same.​

Answer 1

Step-by-step explanation:

Given:

outer dimensions 28 cm×24 cm and inner dimensions 20 cm×16 cm

Area of shaded region =(areaEFJI−areaEFGH)+ 2 × area △AIH

= (20×20−16×20)+2×

2

1

×4×4

= (400−320)+16=80+16=96cm

2