Cylchedd ac Arwynebedd Cylch (π=3)
Authored by T Wood
Mathematics
7th Grade
Used 3+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pa lun sy'n dangos y radiws?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Pa lun sy'n dangos y diamedr?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw cylchedd cylch?
Llinell sy'n mynd trwy ganol y cylch
Y pellter o ganol y cylch i'r ochr
Faint o le sydd tu fewn i gylch
Perimedr o gwmpas cylch
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw'r fformiwla am gylchedd (C) cylch?
d = diamedr
r = radiws
C = πd
C = πr
C = d + π
C = 2πd
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Gan ddefnyddio π = 3, cyfrifwch gylchedd y cylch.
(a)
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Gan ddefnyddio π = 3, cyfrifwch gylchedd y cylch.
(a)
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Gan ddefnyddio π = 3, cyfrifwch gylchedd y cylch.
(a)
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