Quiz
Circle theorem
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Perguntas do quiz (10)
1Which circle theorem does this image show?

- AThe angle at the circumference is half that at the center
- BThe angle at the circumference is double that at the center
- CAngles in isosceles triangles are equal
2Angle x = [blank_start]100[blank_end] because angles at the center of a circle [blank_start]are double that at the circumference[blank_end].
Also y = [blank_start]80[blank_end] [blank_start]for the same reason[blank_end].
- A100
- B25
- C200
- Dare double that at the circumference
- Eare half that at the circumference
- Fare the same at the circumference
- G80
- H40
- I160
- Jfor the same reason
- Kbecause angles in a cyclic quadrilateral
- Lbecause angles in a triangle add to 180
3P = 40 ?

- AVerdadeiro
- BFalso
4d = 80 and a = (d/4) * 6
Find and lable all angles in the image below:
- A80
- B120
- C60
- D100
5What was the reason for your previous answers to this image?

- AAngles in a cyclic quadrilateral add to 180
- Bangles in a quadrilateral add to 360
- CAngles in the same segment are equal
6O is the centre of a circle
Angle STU = [blank_start]90[blank_end],
Angle z = [blank_start]59[blank_end],
because [blank_start]the angle in a semicircle is 90[blank_end]
- A90
- B45
- C60
- D59
- E89
- F104
- Gthe angle in a semicircle is 90
- Hangles in a triangle add to 180
- IHalf a cyclic quadrilateral is 90
7I have a circle with a tangent touching the diameter, Quinlan says the angle between the two is 270 degrees, is he right?
- AVerdadeiro
- BFalso
8What was the actual angle?
- A90
- B180
- C45
9Find angle EFG and angle EGO:

- A90
- B110
- C70
- D80
10Finally, which of the below are real circle theorems?
- AThe angle at the centre is twice the angle at the circumference
- BAngles in same segment are equal
- CThe angle in a semicircle is 90 degrees
- DOpposite angles in a cyclic quarilateral add to 180
Informações
- Descrição
- A quick quiz on circle theorem
- Autor
- Brodie McMeowface
- Idioma
- English
- Visualizações
- 1.138
- Etiquetas
- Avaliação
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