5 The diagram shows a tetrahedron All faces are equilateral triangles with side length 2 m . Point X lies directly below point D Find the length DX Give your answer to 2 dp
Added by Tyler P.
Close
Step 1
Since all faces are equilateral triangles with side length 2 m, we can use the properties of equilateral triangles and tetrahedrons to find the required length. Show more…
Show all steps
Your feedback will help us improve your experience
Sanchit Jain and 98 other Algebra and Trigonometry educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
ABC is a right-angled triangle. D is a point on AB. Angle ACD = 30°, AD = 10.4 cm, DB = 5.2 cm, AC = 18 cm. Work out the size of the angle marked x. Give your answer correct to one decimal place.
Adi S.
EXercises $41-44$ , point $\mathrm{D}$ is the centroid of $\triangle \mathrm{ABC}$ . Use the given information to $\square$nd the value of $\mathrm{x}$ . $$\mathrm{DF}=4 \mathrm{x}-1 \text { and } \mathrm{BD}=6 \mathrm{x} \square 4$$
Relationships Within Triangles
Medians and Altitudes of Triangles
Find each measurement. $d_{2}$ of the rhombus, in which $A=\left(3 x^{2}+6 x\right) m^{2}$ (FIGURE CANT COPY)
Extending Perimeter, Circumference, and Area
Developing Formulas for Triangles and Quadrilaterals
Recommended Textbooks
Introductory and Intermediate Algebra for College Students 4th
Prealgebra
Prealgebra and Introductory Algebra
18,000,000+
Students on Numerade
Trusted by students at 8,000+ universities
Watch the video solution with this free unlock.
EMAIL
PASSWORD