
Arwynebedd Hanner Cylch
Authored by T Wood
Mathematics
6th - 8th Grade

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100 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw arwynebedd yr hanner cylch yma (i 3 ffigwr ystyrlon)?
15.1 cm²
3.8 cm²
7.5 cm²
16.8 cm²
13.7 cm²
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw arwynebedd yr hanner cylch yma (i 3 ffigwr ystyrlon)?
0.77 mm²
3.08 mm²
2.16 mm²
2.05 mm²
2.52 mm²
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw arwynebedd yr hanner cylch yma (i 3 ffigwr ystyrlon)?
2,530 cm²
1,810 cm²
3,620 cm²
2,010 cm²
2,300 cm²
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw arwynebedd yr hanner cylch yma (i 3 ffigwr ystyrlon)?
111 mm²
135 mm²
122 mm²
152 mm²
38 mm²
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw arwynebedd yr hanner cylch yma (i 3 ffigwr ystyrlon)?
851 m²
325 m²
878 m²
293 m²
585 m²
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw arwynebedd yr hanner cylch yma (i 3 ffigwr ystyrlon)?
11.5 cm²
2.9 cm²
10.3 cm²
10.2 cm²
9.4 cm²
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw arwynebedd yr hanner cylch yma (i 3 ffigwr ystyrlon)?
491 mm²
982 mm²
491 mm²
654 mm²
1,160 mm²
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