Integrated mathematics scheme: IMS T2 - National STEM Centre
Integrated mathematics scheme: IMS T2 - National STEM Centre
Integrated mathematics scheme: IMS T2 - National STEM Centre
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C. The graph should give<br />
(a) 12·5 em (b) 15·7 em<br />
(c) 37·7 em (d) 26·4 em<br />
D. The ratio C -7 D should come to roughly 3·1"4each time so the average<br />
should be very close to 3·14.<br />
M25<br />
Practical work.<br />
M26 A. Completed table. Answers marked*<br />
Radius<br />
1. 22cm<br />
2. 11 m<br />
3. 14mm<br />
4. 8·5 cm*<br />
5. 4·25cm*<br />
6. 2·2 m*<br />
7. 15·9cm*<br />
8. 7·5mm*<br />
9. 0·9mm*<br />
10. 9·25 m*<br />
11. 4·3cm*<br />
12. 72 km<br />
44cm*<br />
22m*<br />
28mm*<br />
17cm<br />
·8·5cm<br />
4-4m<br />
31-8cm*<br />
15 mm*<br />
1·8mm*<br />
18·5m<br />
8·6cm*<br />
144 km*<br />
Diameter<br />
Circumference<br />
138cm*<br />
69m*<br />
88mm*<br />
53-4cm*<br />
26-7 cm*<br />
13·8 m*<br />
100cm<br />
47mm<br />
5·8mm<br />
58m*<br />
27cm<br />
452 km*<br />
B. 1. 235·5 mm<br />
2. Approx 125 em<br />
3. 1mm<br />
4. 220 em, 220 m<br />
5. 471 em<br />
(a) 21 230 approx<br />
(b) 212300 approx<br />
P17 A. 1. 37 mm<br />
2. 50mm<br />
3. 72mm<br />
4. 39mm<br />
B. 1. 146 mm<br />
2. 174mm<br />
3. 328mm<br />
21
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