From angle bisector theorem, we know that:
Moreover:
so:
and
7 is the number increased by 5 = 12
Answer:
1/3
Step-by-step explanation:
(5 + 4 + 3 + 3) x 2 = 30
Multiplied by two because two marbles are being picked.
10/30 = 1/3
Answer: a= 120
Step-by-step explanation:A = height times width, 10 times 12 is 120 :)