- 4. Z is the centroid. If ZE=4 cm, find TZ and TE.
- 5. Solve for x. Round values you need to the nearest tenth.
- 6. What is the point where medians intersect called?
A) concurrent point
B) vertex
C) incenter
D) centroid
- 7. Find the distance between the points A(6,5) and B(3,1).
- 8. Find the distance between the points A(7,-3) and B(1, -12).
- 9. Tell whether a triangle with sides 3 cm, 6cm, and 8 cm is acute, right or obtuse.
A) acute
B) right
C) obtuse
- 10. Tell whether a triangle with sides 18 cm, 24 cm, and 30 cm is acute, right or obtuse.
A) acute
B) obtuse
C) right
- 11. Tell whether a triangle with sides 6 cm, 12 cm, and 17 cm is acute, right or obtuse.
A) acute
B) obtuse
C) right
- 12. List the angles in order from smallest to largest.
A) C, B, A
B) B, C, A
C) A, B, C
D) A, C, B
- 13. List the sides in order from smallest to largest.
A) JL, JK, KL
B) JK, LK, LJ
C) LJ, LK, JK
D) LJ, JK, LK
- 14. Can a triangle have sides 3 ft, 5 ft, 4ft? Type yes or no.
- 15. Can a triangle have sides 1 ft, 4 ft, 6 ft? Type yes or no.
- 16. Can a triangle have sides 6 ft, 11 ft, 5 ft? Type yes or no.
- 17. Describe the possible lengths for the third side of a triangle with two sides of 6 in and 9 in using a compound inequality. (Hint: Use < or > to submit your answer.)
- 18. Describe the possible lengths for the third side of a triangle with two sides of 4 ft and 12 ft using a compound inequality. (Hint: Use < or > to submit your answer.)
- 19. If KP = 10, Find the lengths of PD and KD.
- 20. If JF = 24, Find the lengths of JP and PF.
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