题目

The London Eye 4D Film Experience started in August and is included in the London Eye ticket price. It is a fantastic 4D film to entertain you before your trip on the London Eye. The 4D effects are great. No Extra Cost to You That’s right; you buy your ticket for the London Eye and 4D cinema experience. Merlin Entertainments, the London Eye owners, spent 5 million creating the film and building the 4D cinema and wanted to improve the value for money of the London Eye. What to Expect The 4D Cinema entrance is in the ticket hall. So after buying your ticket, go straight to it, where you已知α是锐角，且sin(α+15°)=。计算的值。