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Starter Questions S3 www.mathsrevision.com Q1. Calculate
Q2. Make D the subject of the equation. Q3. Q4. Calculate Saturday, 27 April 2019 Created by Mr Lafferty
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length of the arc of a circle
S3 Aim of Today’s Lesson To find and be able to use the formula for calculating the length of an arc. Saturday, 27 April 2019 Created by Mr Lafferty
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length of the arc of a circle
S3 Q. What is an arc ? Answer An arc is a fraction of the circumference. A minor arc major arc B Saturday, 27 April 2019 Created by Mr Lafferty
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length of the arc of a circle
S3 Q. Find the circumference of the circle ? Solution 10cm Maths in Action Book Exercise 1 Questions 1 & 2 Saturday, 27 April 2019 Created by Mr Lafferty
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length of the arc of a circle
S3 Q. Find the arc length for the semi-circle ? Solution 180o Saturday, 27 April 2019 Created by Mr Lafferty
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length of the arc of a circle
S3 Q. Given part of the circle below. Find the arc length ? Solution 10cm 90o Saturday, 27 April 2019 Created by Mr Lafferty
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length of the arc of a circle
S3 3 step process to calculating the length of an arc. Step Find the circumference of the circle. Step 2 Find fraction of the whole circle. Step 3 Find the arc length. Saturday, 27 April 2019 Created by Mr Lafferty
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length of the arc of a circle
S3 Q. Part of a circle is given below. Find the arc length. Fraction of circle 6cm 45o Solution Saturday, 27 April 2019 Created by Mr Lafferty
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length of the arc of a circle
S3 3 step process to calculating the length of an arc. Step Find the circumference of the circle. Step 2 Find fraction of the whole circle. Step 3 Find the arc length. Saturday, 27 April 2019 Created by Mr Lafferty
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length of the arc of a circle
S3 Q. Find the length of the arc AB below ? Solution A 9 cm 60o B Saturday, 27 April 2019 Created by Mr Lafferty
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Begin Maths in Action Book page 193
length of the arc of a circle S3 Now it’s your turn ! Begin Maths in Action Book page 193 Saturday, 27 April 2019 Created by Mr Lafferty
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