Question

Find the area of the pre-image rectangle QRST if the area of the image rectangle DEFG is 54 cm2 and the scale factor is .

(Points : 1)
216 cm2

108 cm2

54 cm2

24 cm2

Answer 1

Find WZ if the area of trapezoid ABCD is 225 cm2, the area of trapezoid WXYZ is 81 cm2, and AD is 35 cm.

(Points : 1)
21 cm

12.6 cm

58.3 cm

97.2 cm
****my answer is 21 is that right

Answer 2

I would say 24cm^2

Answer 3

and for the second one?

Answer 4

Yes, it is 21