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WorksheetsCircle and circumference
Total questions: 10
Worksheet time: 5mins
If the diameter of a circle is 4.3 meters long, how long is the circumference? (more or less)
10 meters
15 meters
13 meters
12 meters
Which one of these lines is "secant" to the circle?
Only B
A and B
A, B and C because chords are secant lines
C
Which one of these chords is closer to the centre of the circle?
AB
CD
EF
HK
What's the relation between these two circumferences? These are...
Externally tangent circles
Externally secant circles
Internally secant circles
Internally tanget circles
If a circle has a diameter of cube root of 27... calculate its area.
7,065 square centimeters
7,605 square centimeters
9,41 square centimeters
0.07065 square decimeters
If the red angle is 140 degrees... calculate the green one.
30 degrees
40 degrees
50 degrees
70 degrees
Choose wisely...
The segment clarifies 2 congruents angles.
Angles subtended by the same arc are the same.
The angles are different.
These angles are the same because of the circumference.
Is this theorem true?
Yes
No
I don't know
I can't prove it but it's ok
If AP is equal to PB, are AO and OB equal too?
True
False
I don't think so
No OP is equal to them
What is the name of the non dashed part?
Arc of a circumference
Sector of a circumference
Part of a circumference
Piece of cake
