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Grade 8 Algebra: Finding a Missing Leg

Name: ______________________Date: ____________Score: ____ / 8

Level 3

Decimals and square roots

  1. 1. Find the missing leg b:
    a=1.2, c=2a = 1.2,\ c = 2
    1.21.2bb22
  2. 2. Find the missing leg b:
    a=0.5, c=1.3a = 0.5,\ c = 1.3
    0.50.5bb1.31.3
  3. 3. Find the missing leg b:
    a=4.5, c=7.5a = 4.5,\ c = 7.5
    4.54.5bb7.57.5
  4. 4. Find the missing leg b:
    a=2.4, c=2.6a = 2.4,\ c = 2.6
    2.42.4bb2.62.6
  5. 5. Find the missing leg b:
    a=2, c=13a = 2,\ c = \sqrt{13}
    22bb13\sqrt{13}
  6. 6. Find the missing leg b:
    a=3, c=34a = 3,\ c = \sqrt{34}
    33bb34\sqrt{34}
  7. 7. Find the height h of the cone:
    r=8, l=17r = 8,\ l = 17
    hh881717
  8. 8. Find the radius r of the cone:
    h=24, l=25h = 24,\ l = 25
    2424rr2525