Points, lines, planes and segments: names, notation and lengths

Answer Key - Grade 10 Math Worksheet - Building Confidence

Circle the best answer, or write your answer on the line.

1. 1.

   Milo points a desk lamp at the wall. Which name fits the figure?

   • ray FD
   • line DF
   • ray DF
   • segment DF
2. 2.

   Pia draws a toy train track that never ends. Which name fits the figure?

   • point Q
   • ray QS
   • line QS
   • segment QS
3. 3.

   Ren shines a lamp across the gym. Which name fits the figure?

   • line UV
   • segment UV
   • ray UV
   • ray VU
4. 4.

   Tala cuts a paper strip into two pieces at point F. DF = 9 cm and DG = 23 cm. How long is FG, in cm?

   14
5. 5.

   Zee rides a straight bike path from H to S, with a water stop at Q. HQ = 14 m and HS = 31 m. How long is QS, in m?

   17
6. 6.

   Ari marks a rung at V on a ladder rail. UV = 17 cm and UW = 40 cm. How long is VW, in cm?

   23
7. 7.

   Bo follows a straight toy-train track with a station at D. YD = 26 m and YG = 45 m. How long is DG, in m?

   19
8. 8.

   Esme sticks star stickers on the ceiling. Collinear points all lie on one line. Which three points are collinear?

   • D, F and G
   • D, F and H
   • D and H only
9. 9.

   Kira plants trees along a straight path in the park. Collinear points all lie on one line. Which three points are collinear?

   • Y and G only
   • W, Y and D
   • W, D and G
10. 10.

    Milo lines up lamps along a hallway. Collinear points all lie on one line. Which three points are collinear?

    • F, H and S
    • H, S and U
    • F and U only