1 1/2ft multiplied by 20 halve inches PLEASE RESPOND QUICKLY ITS DUE TMR AND IM TIRED AND WANT TO SLEEP SO I NEED TO FINISH​

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)

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

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)