
Adolygu Maths-Rhifedd Bl11 - Uwch
Authored by Miss Ladd
Mathematics
11th Grade
Used 14+ times

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18 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw'r fformiwla i ddarganfod arwynebedd cylch?
̅πd
2xπxr
̅πr2
2πr2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sut ydym yn darganfod cyfaint ciwboid?
Hyd x Lled x 2
Hyd x Lled x Uchder
Hyd + Lled + Uchder
Adio pob ochr i fyny
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mae hyd ystafell wedi ei mesur i'r metr agosaf. Hyd yr ystafell yw 14m. Beth yw'r hyd fwyaf gall yr ystafell i fod?
14.5m
14.49m
15m
13.5m
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth yw hyd y hypotenws?
3cm
4cm
5cm
Beth yw'r hypotenws?
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Beth yw fformiwla Pythagoras?
A2 = B2 + C2
A2 = B2 - C2
A2 = √(B2 + C2)
A2 = √(B2 - C2)
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Pa fformiwla i ddarganfod yr ongl x?
Sin(x)=25/18
Sin(x)=18/25
Cos(x)=18/25
Tan(x)=18/25
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Pa un o'r fformiwlau canlynol sydd yn anghywir?
Sin(x)= o/h
Cos(x)=a/h
Tan(x)=o/a
Cos(x)=h/a
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