Question

how do you calculate the area of a circle? area of a circle is equal to the dropdown times dropdown. dropdown options: diameter, diameter squared, radius, radius squared

Explanation:

The formula for the area of a circle is \( A=\pi r^{2} \), where \( r \) is the radius of the circle. So the area of a circle is equal to \( \pi \) (pi) times the radius squared. Looking at the first dropdown, we need to select "radius squared" and the second dropdown (though not fully shown, but based on the formula, the other part is \( \pi \), but from the options in the first dropdown and the structure, the first blank is "radius squared" and the second would be \( \pi \), but in the given dropdown for the first part, the correct option for the first blank (the part that is multiplied by pi) is "radius squared".

Answer:

First dropdown: radius squared