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Public AI explainer video

The Chord Detective Case

Batul britter samne dariye chitkar kore uthlo, "Gopalda! Chord-ta shoman dui bhag hobe kibhabe?" Gopal hente eshe bollo, "Centre-ke kaje lagao!" Shuru...

Prompt

Source idea used to generate this video.

Create a 1–2 minute vertical 9:16 Bengali animated Maths Comedy Reel for Class 10. Use the 2 attached images as exact MASTER REFERENCES for Gopal Bhar and Batul. Keep their original face, clothes, body shape, colours and cartoon design consistent. Make them fully animated, NOT static images: natural walking, hand gestures, pointing, head movement, facial expressions, funny reactions, interaction with each other and the maths diagram, natural Bengali lip-sync. Story: Batul sees a chord AB and asks: “গোপালদা! Chord-টা সমান দুই ভাগ হবে কীভাবে?” Gopal walks in and says: “Centre-কে কাজে লাগাও!” Animate a circle, centre O and chord AB. Gopal draws OM ⟂ AB and explains: AM = MB. Then make them perform a funny detective-style proof: OA = OB, OM = OM, ∠OMA = ∠OMB = 90° → △OMA ≅ △OMB → AM = MB. Batul reacts: “Maths তো detective story!” Gopal: “মনে রাখ—Perpendicular → Midpoint!” Finish with a new chord CD and Batul asking the viewers: “OM ⟂ CD হলে MC আর MD-এর relation কী?” Style: lively 2D cartoon animation, cinematic camera movement, comedy timing, expressive acting, Bengali dialogue, clean accurate geometry, pop/whoosh/comic SFX, visual changes every 4–7 seconds. Make it feel like a real animated TV comedy + Maths lesson, not a slideshow.

Narration

Narration used to create this video.

Video narration

Batul britter samne dariye chitkar kore uthlo, "Gopalda! Chord-ta shoman dui bhag hobe kibhabe?" Gopal hente eshe bollo, "Centre-ke kaje lagao!" Shuru holo detective investigation. Brittter centre O, chord AB, ar O theke AB-te namlo OM, ekebare perpendicular, orthat shomokon kore. M-i ekhon shondehobhajon midpoint, majher bindu. Prothom clue: OA = OB, karon dutoi radius. Ditiyo clue: OM = OM, eki common side. Tritiyo clue? angle OMA ar angle OMB, dutoi 90 degree. Ebar Gopal bollo, "Shob clue eksathe miliye dekho!" Tai triangle OMA ebong OMB congruent, mane tara hubohu shoman. Ar tokhoni rohoshyer shomadhan: AM = MB! Batul chokh boro kore bollo, "Maths to detective story!" Gopal hese bollo, "Thik tai, perpendicular-tai decisive clue; oitai dui pashke shoman kore." Ebar notun chord CD. Jodi OM perpendicular CD hoy, bolo to, MC ar MD-er relation ki? Ei detective case-er shesh clue mone rekho, centre theke chord-e perpendicular namlei chord dui shoman bhag: AM = MB!