I need to answer this ASAP could anybody help ?

Step-by-step explanation:

The area of a circle is , meaning that the area of a quarter circle is one quarter of that. The area of this quarter circle is therefore:

Hope this helps!

step-by-step explanation:

i think you should think about the question and not look online.

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it