gabbiehebert gabbiehebert

03-04-2019
Mathematics

contestada

What is the area of the original rectangle?
A.8cm sq
B.20cm sq
C.25cm sq
D.40cm sq

What is the area of the original rectangle A8cm sq B20cm sq C25cm sq D40cm sq class=

Respuesta :

03-04-2019

Answer:

A. 8 cm sq

Step-by-step explanation:

Find the scale factor

new width/original width

8/1.6=5

calculate length of original rectangle

new length/scale factor

25/5=5cm

Find area of original rectangle

A=l×w

A=1.6×5=8cm²

Answer Link

tashamills25120 tashamills25120

03-04-2019

A is the answer

You find the scale factor by doing 8÷1.6 which = 5

Then you do 25÷5=5

And then times 5 and 1.6 together to get 8cm sq

Answer Link

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