Question

cover of match is open from both side find the area of thick paper used to make the match box cover and in side box if it's length breath and height is 5cm 3.5cmand 1.5cm respectively ignore the difference (gap) between the cover and inside box

Answer 1

Answer:

Step-by-step explanation:

Area of cuboid= 2 (lb+bh+lh)-2bh

=2 (lb+lh)

=2(5×3.5+5×1.5)

=2 (17.5+7.5)

=2×25cm2

=50cm2

Answer 2

Hey friend, Here is your answer-
Here, l=5 cm , b = 3.5 cm , h=1.5 cm
Total surface area of match box = 2 (lb+bh+lh)
= 2× (5 × 3.5 + 3.5 × 1.5 + 5 × 1.5 )
= 2 × (17.5 + 5.25 + 7.5 )
= 2 × 30.25
= 60.50 Sq. cm.

Hope it will help you friend.