Self evaluation G8

Descripción

This evaluation to test your knowledge about the circles
Zeinab Zeineddine
Test por Zeinab Zeineddine, actualizado hace más de 1 año
Zeinab Zeineddine
Creado por Zeinab Zeineddine hace más de 4 años
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Resumen del Recurso

Pregunta 1

Pregunta
Give a circle C(O;4cm) and a point A such that OA=2 cm, then
Respuesta
  • A on (C)
  • A inside (C)
  • A outside (C)

Pregunta 2

Pregunta
The diameter is the shortest chord in a circle
Respuesta
  • True
  • False

Pregunta 3

Pregunta
The 2 circles A(M; 5) and B(N;3) where MN= 2 are disjoint internally
Respuesta
  • True
  • False

Pregunta 4

Pregunta
Given the two circles C(O; r) and C(O'; r') where OO'=12 If the circles are tangent externally and r is double of r' than
Respuesta
  • r=10 and r'=2
  • r'=8 and r=4
  • r'=4 and r=8

Pregunta 5

Pregunta
Given the two circles (C ) and (C’) are internally tangent, and OO’= 9 cm. Calculate R’, if R is twice the radius of (C’) decreased by 3 cm.
Respuesta
  • R'=3 and R=12
  • R=7 and R'=2
  • Find the correct answer
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