7th Grade Math Circles Unit Test

<p>In the circle shown below, what is the length of the radius?</p><newline></newline><imageui data-src="https://d3nx71g9uvfl9m.cloudfront.net/image_db/4eadc2e2-acc3-11ec-be3c-0242c0a84003.png" data-alt="circle" data-caption="" data-width="196px"></imageui>

<p>In the circle shown below, what is the length of the radius?</p><newline></newline><imageui data-src="https://d3nx71g9uvfl9m.cloudfront.net/image_db/f79e1140-acc3-11ec-be3c-0242c0a84003.png" data-alt="circle" data-caption="" data-width="196px"></imageui>

<p>Calculate the length of the diameter in the circle shown below.</p> <imageui data-src="https://d3nx71g9uvfl9m.cloudfront.net/image_db/c45146e2-ac0d-11ec-be3c-0242c0a84003.png" data-alt="circle" data-caption="" data-width="196px"></imageui>

<p>In the circle shown below, what is the length of the radius?</p><newline></newline><imageui data-src="https://d3nx71g9uvfl9m.cloudfront.net/image_db/1567b30c-acc4-11ec-be3c-0242c0a84003.png" data-alt="circle" data-caption="" data-width="196px"></imageui>

<p>A circle has a diameter of `45.52` feet. Calculate the circumference of the circle. Give your answer in terms of `π` and rounded to the nearest hundredth.</p>

<p>A circle has a radius of `22` centimeters. Calculate the circumference of the circle. Give your answer in terms of `π` and rounded to the nearest hundredth.</p>

<p>A circle has a radius of `23.7` feet. Calculate the circumference of the circle. Give your answer in terms of `π` and rounded to the nearest hundredth.</p>

<p>Victoria always starts her day by jogging around Morris Playground, a circular-shaped park. The radius of the park is `30` meters. </p><p>If Victoria does one lap around the park, approximately how much distance does she cover? </br><highlight data-color="#666" data-style="italic">Round your answer to the nearest hundredth.</highlight></p>

<p>A circle has a diameter of `14.1` inches. Calculate the circumference of the circle. Give your answer in terms of `π` and rounded to the nearest hundredth.</p>

<p>Samantha recently earned second place in her swimming competition. She received a silver medal for her prize. The medal had a radius of `4` in. </p><p>What was the area of the medal? <br><highlight data-color="#666" data-style="italic">Round your answer to the nearest hundredth of a square inch. </highlight></p>

<p>Calculate the area of the circle that has a diameter of `26` inches. Give your answer in terms of `π` and rounded to the nearest hundredth.</p>

<p>The circumference of a circle is 9.4π centimeters. What is the diameter, radius, and area of the circle?</p>

<p>Find the area of the shape.<br><highlight data-color="#666" data-style="italic">Enter your answer in terms of `π`.</highlight></p><imageui data-src="https://d3nx71g9uvfl9m.cloudfront.net/image_db/c856406e-ab66-11ec-be3c-0242c0a84003.png" data-alt="circle" data-caption="" data-width="196px"></imageui>