Respuesta :
first 1/5 is equivalent to 20% so to get 20% of both of them multiply by .2. so 400×.2=80 and 90×.2=18
Answer:
80 units by 18 units
Step-by-step explanation:
Find the number of feet represented by 1 unit in the drawing.
1 unit ÷ 1
5 feet ÷ 1
=
1 unit
5 feet
1 unit in this model is about 5 feet in the actual room.
Find the width of the scale model represented by 90 feet in the actual room.
1 unit × 18
5 ft × 18
=
18 units
90 ft
The width of the scale model represented by 90 feet in the actual room is 18 units.
Find the length of the scale model represented by 400 feet in the actual room.
1 unit × 80
5 ft × 80
=
80 units
400 ft
The length of the scale model is 80 units.
The scale model is 80 units by 18 units.