Answer:
2:12
Step-by-step explanation:
6 and 4 = 10
5 and 5 = 10
Answer: where’s the photo/attachment??
Step-by-step explanation:
54 
A right triangle is a shape that looks like half of a square. The height of the triangle is 12, and the base of the triangle is 9. To find the area, use the following formula:
A =

=

=

= 54
Assuming that the balls are not replaced;

= 5/42
(the numbers are decreasing in the denominator as you are presumably taking out the red balls. In the denominator, there is one less ball each time since you took out a red one).
Therefore, the probability of selected 4 red balls consecutively without replacement is 5/42.
Hope I Helped :)
Yes because you only need a 90 degree to become a right