
Arwynebedd a Perimedr rhannau o gylch
Authored by Alaw Ifans
Mathematics
5th Grade
Used 29+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw fformiwla arwynebedd chwarter cylch?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cyfrifwch arwynebedd hanner cylch sydd gyda radiws o 5cm.
10.5 cm2
25 cm2
15.7 cm2
39.27 cm2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cyfrifwch berimedr hanner cylch sydd gyda diamedr o 8 m.
20.57 m
6.28 m
12.56 m
25.12 m
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw fformiwla arwynebedd hanner cylch?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cyfrifwch arwynebedd chwarter cylch sydd gyda radiws o 3.5 cm.
4.5 cm2
9.62 cm2
12.25 cm2
6.75 cm2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cyfrifwch berimedr chwarter cylch sydd gyda diamedr o 10 m.
17.9 m
8.5 m
20 m
5.2 m
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw fformiwla arwynebedd tri-chwarter cylch?
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