Mensuration Arc Length, Sector Area and Radian Measure Multiple Choice Questions Test 3 pdf Download

Practice math quiz 3 on mensuration arc length, sector area and radian measure MCQs, grade 8 arc length and area of sector multiple choice questions. Free arc length and area of sector guide has math worksheet with answering options z°⁄360° x area of semicircle, z°⁄360° x area of major arc, z°⁄360° x area of circle and z°⁄360° x circumference of multiple choice questions (MCQ) with arc length and area of sector quiz as if angle of sector is z° then formula used to calculate is for exam prep. Study to learn arc length and area of sector quiz to attempt multiple choice questions based test.

MCQs on Mensuration Arc Length, Sector Area and Radian Measure - Quiz 3

MCQ. If angle of sector is z° then formula used to calculate is

  1. z°⁄360° x area of major arc
  2. z°⁄360° x area of semicircle
  3. z°⁄360° x area of circle
  4. z°⁄360° x circumference

D

MCQ. If radius is 21 cm and angle at center of circle is 140° then length of arc is

  1. 42.23 cm
  2. 73.24 cm
  3. 51.31 cm
  4. 62.42 cm

C

MCQ. Considering radian, value of cos 2.3π is

  1. 1.832
  2. 0.587
  3. 2.587
  4. 1.684

B

MCQ. Formula used to measure area of circle is

  1. 4πr2
  2. πr2
  3. 2πr2
  4. πr2 + 2r

B

MCQ. By converting 3π⁄2 from radians to degrees, answer will be

  1. 190°
  2. 150°
  3. 270°
  4. 290°

C