Question

a painting of sides 35cm by 22cm is mounted on a frame of external dimension 45cm by 30 cm. Find the area of the border surrounding the painting.​

Answer 1

Answer:

Answer: 580 sq.cm.

Step-by-step explanation:

I hope it helps u

Answer 2

Step-by-step explanation:

Dimension of painting is 35cm and 22cm.

And external dimension of photo frame is 45cm and 30cm

So, the area of the border surrounding the photograph==Area of painting frame−−Area of border

So, The area of the border surrounding the photograph= 45×30−35×22=45×30−35×22

= 1350-770=580 cm ²