Triangles $bad$ and $bdc$ are right triangles with $ab = 12$ units, $bd = 15$ units, and $bc = 17$ units. what is the area, in square units, of quadrilateral $abcd$

Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.

Solve for x where 0 equation: cot^2x+2cotx+1=0

Sofia wants to buy a new bike that costs $214 sofia her grandmother with chores each week for $18 estimate to find which layaway plan sofia shoud choose and why