For this case we must solve the following quadratic equation:

Where:

The roots are given by:

Substituting the values we have:

By definition we have to:

We have two complex roots:

Answer:

Answer:
28.26 cm
Step-by-step explanation:
circumference of a circle = πd
=3.14 * 9 cm
=28.26 cm
1 7/10 can be rewritten as 1.7
51 / 1.7 = 30 plants.
<span>Rosalie has 30 plants.
</span>
If you're saying that the scale is 10 cm: 1 mm then the scale will be larger than the actual object because for every 1 mm of the object it will equal 10 cm of the scale drawing.