Guide learners through the entire thought process from concept to concrete understanding.
Address what you know and what to know with a virtual whiteboard.
Conceptualize learning and make connections with graphic organizers.
Publish learning with multi-media formats to communicate knowledge.
Unite students under one platform for a consistent learning experience.
Leverage device-agnostic technology to give every student a learning platform.
Expand learners knowledge of reading and writing in order to develop their thinking and learning.
Explore teacher designed lessons and activities for students.
Become a Lucid for Education Certified Educator with our free cert course.
Watch video tutorials, webinars, and find the answers to your questions.
A collections of templates to get you started
Explain an activity, motivate your learners, or extend the information conveyed by your Lucid lesson or activity.
Connect to the apps used in the classroom
A visual collaboration suite that helps students and professors ideate, innovate, and create.
A virtual whiteboard where teams can bring the best ideas to light--and then act on them.
A visual workspace for diagramming, data visualization, and collaboration.
Cloud visualization to optimize, and understand your cloud architecture.
Identify gaps, pinpoint inefficiencies, and mitigate risk in your workflows.
Share ideas, swap feedback, and explore the possibilties together in real time.
Diagram, share, and innovate faster with Lucidchart.
Connect to the apps your team knows and loves.
Keep your data private, safe, and secure.
Browse use cases, ready-made templates, diagram types or integration options.
A quick intro
Our data handling entails
Templates to give you a headstart
Save time with activities built for the classroom.
Match the trig addition identities then practice using them to solve problems.
Grade Level: High School, Higher Ed.
Time: 15-20 min
Prove the addition and subtraction formulas for sine, cosine, and tangent and use them to solve problems.