Answer:
d
Step-by-step explanation:
all of the angles add up to equal 180 so we setup the equation as 45+3x=180
first you subtract each side by 45
135=3x
then you divide each side by 3 and get that
x=45
I guess its 3.5x (edited) .....
Answer:
∡J and ∡K are complementary
Step-by-step explanation:
since ∡L is a right angle, that means it measures 90 degrees
since there are a total of 180 degrees inside a triangle, angles J and K must add up to 90 which means they are complementary
Complete question:
On the package for a certain brand of spinach seeds there is a guarantee that, if the printed instructions are followed, 63% of planted seeds will germinate. A random sample of 9 seeds is chosen. If these seeds are planted according to the instructions, find the probability that 4 of them germinate.
Answer:
Step-by-step explanation:
Given
--- proportion that germinates
Required
P(x = 4)
This question follows a binomial distribution:
When x = 4;