Answer:
geometric mean of 14 and 20 = 17. geometric mean of 2 and 32 = 17. geometric mean of 9 and 25 = 17. geometric mean of 25 and 35 = 30.
Step-by-step explanation:
Answer:
x = 8
Step-by-step explanation:
The product of the length of the exterior segment of a secant and the length of the secant is equal to the correpsonding operation with the other secant.
9(9 + 11) = 10(10 + x)
180 = 100 + 10x
10x = 80
x = 8
Answer:
65 babies
Step-by-step explanation:
Each hour has 60 minutes so 20 minutes would be divided by 3.
So 195 ÷ 3 is 65
Answer:
1960
Step-by-step explanation:
First, carry out the operation inside the parentheses: 495-475= 20. Next, follow the order of operations and do 87*20= 1740. Then, go from left to right, adding 1740 + 1084= 2824. Now, subtract all of that by 864. 2824-864= 1960.
Answer:
C
Step-by-step explanation:
The triangle is isosceles ( 2 legs are radii of the circle are equal )
Then the base angles are congruent and
x = = = 75° → C