The figure below is a net for the box to the right. What is the surface area of the box? 12 square feet, 33 square feet, 34 square feet or 24 square feet

Compare the subtraction problems 6/8 - 5/8 = 1/8 and 6/9 - 7/9 = 1/9 why is the answer to the first problem positive and the answer to the second problem negative

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?