Want to see correct answers?
Login or join for free!
  Geometry Worksheets
Looking for Geometry worksheets?
Check out our pre-made Geometry worksheets!
Share/Like This Page
Filter By Grade

You are browsing Grade 9 questions. View questions in All Grades.

Grade 1 Grade 2 Grade 4 Grade 5 Grade 6 Grade 7 Grade 8 Grade 9 Grade 10 Grade 11

Browse Questions

Ninth Grade (Grade 9) Triangles Questions

You can create printable tests and worksheets from these Grade 9 Triangles questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

Previous Page 1 of 3 Next
Grade 9 Triangles
m∠A = 23, m∠B = 57. Find m∠C.
Obtuse Triangle ABC v3
  1. 90
  2. 100
  3. 110
  4. 120
Grade 9 Triangles
Side AB = 30 cm, Side BC = 30 cm, Side AC = 20 cm. What kind of a triangle is this?
Isosceles Triangle ABC v1
  1. isosceles
  2. right triangle
  3. scalene
  4. equilateral
Grade 9 Triangles
The point of concurrency of a triangle's three medians.
  1. Midsegment of a triangle
  2. Incenter
  3. Centroid
  4. Orthocenter
Grade 9 Triangles
If two angles of one triangle are congruent to two angles of another triangle, then the third pair of angles are congruent.
  1. Triangle Sum Theorem
  2. Third Angles Theorem
  3. Pythagorean Theorem
  4. Exterior Angle Theorem
Grade 9 Triangles
The point of concurrency of the three angle bisectors of a triangle.
  1. Median of a triangle
  2. Centroid
  3. Incenter
  4. Orthocenter
Grade 9 Triangles
A segment that connects the midpoints of two sides of the triangle.
  1. Midsegment of a triangle
  2. Perpendicular bisector
  3. Median of a triangle
  4. Altitude of a triangle
Grade 9 Triangles
The two congruent sides of an isosceles triangle are called
  1. the vertex angle.
  2. the base angles.
  3. the legs.
  4. the hypotenuse.
Grade 9 Triangles
The perpendicular segment from a vertex to the opposite side or to the line that contains the opposite side.
  1. Incenter
  2. Orthocenter
  3. Altitude of a triangle
  4. Median of a triangle
Grade 9 Triangles
A segment from a vertex to the midpoint of the opposite side of a triangle.
  1. Median of a triangle
  2. Orthocenter
  3. Centroid
  4. Circumcenter
Grade 9 Triangles
In triangle XYZ, the measures of its angles are in an extended ratio of 2:3:5. What are the measures of the angles?
  1. 18°, 36°, 54°
  2. 20°, 21°, 23°
  3. 36°, 54°, 90°
  4. 36°, 39°, 41°
Grade 9 Triangles
The measure of an exterior angle of a triangle is greater than either of the measures of its
  1. alternate interior angles.
  2. same side interior angles.
  3. remote interior angles.
  4. complementary angles.
Previous Page 1 of 3 Next