Answer:
you have to set each factor to 0 and solve.
Step-by-step explanation:
Answer:
<C=48 because 90-42=42 as in the other side of the triangle.
<B=42 because vertical angles are always congruent.
<B+<D=90 because <D is 48 because it is vertical to <C
Answer:
8
Step-by-step explanation:
have a good day
Answer:
Step-by-step explanation:
No of ways in which 5 cards are chosen is 
No of ways in which at most 4 cards are spades
Total ways-5 spades

Probability that at most 4 cards are spade 


