4) The ratio of daisies to fuchsias in my garden is 2:3. The ratio of fuchsias to roses is 10:3. What is the ratio of daisies to fuchsias to roses?

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6

536

step-by-step explanation:

.19875994384

step-by-step explanation:

1699/ 8548

the surface area is 124cm²

step-by-step explanation:

length: 4cm

width: 9cm

height:   2cm