Home / Worksheets / Grade 11 / Math / Circumcenter of a Triangle

Circumcenter of a Triangle

Explore the properties and construction of the circumcenter of a triangle with this Grade 11 geometry worksheet.

Grade 11 Math GeometryCircumcenter
Use This Worksheet

Includes

Multiple ChoiceFill in the BlanksShort AnswerTrue / False

Standards

CCSS.MATH.CONTENT.HSG.CO.C.10CCSS.MATH.CONTENT.HSG.C.A.3

Topics

geometrycircumcentertriangleperpendicular bisectorcircle
6 sections · Free to use · Printable
← More Math worksheets for Grade 11

Circumcenter of a Triangle

Name:

Date:

Score:

Read each question carefully and answer to the best of your ability. Show all work where applicable.

1. What is the definition of the circumcenter of a triangle?

a

The intersection of the medians.

b

The intersection of the angle bisectors.

c

The intersection of the altitudes.

d

The intersection of the perpendicular bisectors of the sides.

2. For which type of triangle does the circumcenter lie outside the triangle?

a

Acute triangle

b

Right triangle

c

Obtuse triangle

d

Equilateral triangle

3. The circumcenter is equidistant from all three   of the triangle.

4. The circle that passes through all three vertices of a triangle is called the   circle.

5. Consider a triangle with vertices A(0,0), B(4,0), and C(2,6). Find the coordinates of the circumcenter of this triangle.

A(0,0)B(4,0)C(2,6)

6. Explain the relationship between the circumcenter and the circumcircle of a triangle.

7. The circumcenter of an acute triangle always lies inside the triangle.

T

True

F

False

8. For a right triangle, the circumcenter is the midpoint of the hypotenuse.

T

True

F

False

Related Worksheets

Segment Length Practice Worksheet

Grade 11 Math worksheet focusing on calculating and applying segment lengths in various geometric contexts, including number lines, coordinate planes, and geometric figures.

Similar Figures Worksheet

This worksheet focuses on understanding and applying the properties of similar figures, including triangles and polygons, at a Grade 11 level. Students will solve problems involving scale factors, missing side lengths, and angle measures.

Secants in Circles Worksheet

Explore properties of secant lines in circles, including the Secant-Secant Theorem and tangent-secant relationships, with this Grade 11 mathematics worksheet.

Secant-Tangent Theorem Worksheet

Explore and apply the Secant-Tangent Theorem to solve for unknown lengths and angles in circles.

Triangular Prisms: Surface Area and Volume

This worksheet focuses on calculating the surface area and volume of triangular prisms, suitable for Grade 11 math students.

Triangle Sum Theorem Worksheet

A Grade 11 math worksheet focusing on the Triangle Sum Theorem, including various problem types to reinforce understanding of triangle angle properties.

Similar Solids Worksheet - Grade 11 Geometry

Explore the properties of similar solids, including their ratios of corresponding linear measures, areas, and volumes, with these challenging problems.

Eccentricity of Conic Sections

This worksheet focuses on understanding and calculating the eccentricity of conic sections, including ellipses, hyperbolas, and parabolas, for Grade 11 students.