What is the formula for a triangular prism?

During your cycling trip, you and your friends often stayed in hostels. the prices of these are listed below. hostel standard room (price per night) with breakfast (price per night) super sleep hostels £22.45 £28.65 normandy nights £18.55 £25 zzzola hostels £24.50 £30.99 belgian beds £11.20 £18.55 night-time rest days ? £33 what is the range in cost for a single night, including both standard room prices and with breakfast prices?

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.