15. Q15
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Similar Question 1
<p>An archery target has a diameter of 80 cm. It contains a circle in the centre with a radius of 8 cm and four additional concentric rings each 8 cm wide.</p><p><strong>a)</strong> Find the area of the outer ring, to the nearest square centimetre.</p><p><strong>b)</strong> What percent of the total area is the outer ring?</p><img src="/qimages/1287" />
Similar Question 2
<p>Find the area of a circle with the given radius or diameter. Use <code class='latex inline'>\displaystyle 3.14 </code> for <code class='latex inline'>\displaystyle \pi </code>.</p><p>diameter <code class='latex inline'>\displaystyle 3.4 \mathrm{ft} </code></p>
Similar Question 3
<p>An archery target has a diameter of 80 cm. It contains a circle in the centre with a radius of 8 cm and four additional concentric rings each 8 cm wide.</p><p><strong>a)</strong> Find the area of the outer ring, to the nearest square centimetre.</p><p><strong>b)</strong> What percent of the total area is the outer ring?</p><img src="/qimages/1287" />
Similar Questions
Learning Path
L1 Quick Intro to Factoring Trinomial with Leading a
L2 Introduction to Factoring ax^2+bx+c
L3 Factoring ax^2+bx+c, ex1
Now You Try
<p>Find the area of a circle with the given radius or diameter. Use <code class='latex inline'>\displaystyle 3.14 </code> for <code class='latex inline'>\displaystyle \pi </code>.</p><p>diameter <code class='latex inline'>\displaystyle 70 \mathrm{~m} </code></p>
<p>A rope winds around a cylindrical tube a total of four times. The tube has a circumference of 10 m and a height of 24 m. How long is the rope?</p>
<p>How does doubling the radius of a circle affect its area? Justify your answer using algebra.</p>
<p>An archery target has a diameter of 80 cm. It contains a circle in the centre with a radius of 8 cm and four additional concentric rings each 8 cm wide.</p><p><strong>a)</strong> Find the area of the outer ring, to the nearest square centimetre.</p><p><strong>b)</strong> What percent of the total area is the outer ring?</p><img src="/qimages/1287" />
<p>Find the area of a circle with the given radius or diameter. Use <code class='latex inline'>\displaystyle 3.14 </code> for <code class='latex inline'>\displaystyle \pi </code>.</p><p>radius 4 in.</p>
<p>Find the area of a circle with the given radius or diameter. Use <code class='latex inline'>\displaystyle 3.14 </code> for <code class='latex inline'>\displaystyle \pi </code>.</p><p>diameter <code class='latex inline'>\displaystyle 3.4 \mathrm{ft} </code></p>
<p>Find the area of a circle with the given radius or diameter. Use <code class='latex inline'>\displaystyle 3.14 </code> for <code class='latex inline'>\displaystyle \pi </code>.</p><p>radius <code class='latex inline'>\displaystyle 8 \mathrm{mi} </code></p>
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