18. 0), 0), 5) A(-2, B(4, C(3, Find the orthocenter of ΔABC. 0), 4), 0) A(2, B(2, C(5, 17. Name the point of concurrency shown for the bold triangle. 19. 20. 21. 22. Suppose that a space station 23. A new aircraft is going to 24. Suppose the state highway patrol wants to build a new station needs to be placed equidistant be triangular in shape. How so that is the same distance to three from a group of three planets. would you find its center of intersecting highways. How How could you determine the gravity? would you go about finding the location of the space station? location? Circle the letter with the name of the correct point of concurrency. 25. The three altitudes of a triangle intersect at the ____________________. (a) circumcenter (b) incenter (c) centroid (d) orthocenter 26. The three medians of a triangle intersect at the ____________________. (a) circumcenter (b) incenter (c) centroid (d) orthocenter 27. The three perpendicular bisectors of a triangle intersect at the ____________________. (a) circumcenter (b) incenter (c) centroid (d) orthocenter 28. The three angle bisectors of a triangle intersect at the ____________________. (a) circumcenter (b) incenter (c) centroid (d) orthocenter 29. It is equidistant from the three vertices of the triangle.
Find the orthocenter of ΔABC. 17. A(2, 0), B(2, 4), C(5, 0) 18. A(-2, 0), B(4, 0), C(3, 5) Name the point of concurrency shown for the bold triangle. 19. 20. 21. 22. Suppose that a space station needs to be placed equidistant from a group of three planets. How could you determine the location of the space station? 23. A new aircraft is going to be triangular in shape. How would you find its center of gravity? 24. Suppose the state highway patrol wants to build a new station so that is the same distance to three intersecting highways. How would you go about finding the location? Circle the letter with the name of the correct point of concurrency. 25. The three altitudes of a triangle intersect at the ____________________. (a) circumcenter (b) incenter (c) centroid (d) orthocenter 26. The three medians of a triangle intersect at the ____________________. (a) circumcenter (b) incenter (c) centroid (d) orthocenter 27. The three perpendicular bisectors of a triangle intersect at the ____________________. (a) circumcenter (b) incenter (c) centroid (d) orthocenter 28. The three angle bisectors of a triangle intersect at the ____________________. (a) circumcenter (b) incenter (c) centroid (d) orthocenter 29. It is equidistant from the three vertices of the triangle.
Points%20of%20Concurrency%20WS-1.docx