# A circle contains a sector with an area of #75cm^2# and a central angle of #270°#. What is the radius of the circle to two decimal places?

##### 2 Answers

Jul 31, 2018

#### Explanation:

Let **radius** of the **circle.**

The **Area** of a **sector** having **central angle**

WE have,

Hence, by what is **given,**

Jul 31, 2018

#### Explanation:

A sector is a fraction of a circle.

The fraction can be determined in three ways:

In this case we are told that