A mirror of length 20 cm and width 15 cm is to
he framed with a 2 cm wide frame. Find the area
of the frame required. Also, find the cost of
framing at the rate of 15 per cm².
of the shaded portion
Answers
Answered by
2
Answer:
The frame will have a width of 15 cm plus 2 cm on each side = 15 + 2 + 2 = 19 cm. The length will be 20 cm plus 2 cm on each side for a total length of 20 + 2 + 2 = 24 cm.
The perimeter will be 2 (l + w)
= 2 x (19 + 24)
= 2 x 43
= 86 cm
Similar questions