Answer:
D
6 divided by 1/4 = 24
Step-by-step explanation:
Answer:
area of a semicircle is (pi * r^2)/2.
Step-by-step explanation:
Variance= 4.2
Standard deviation = 2.12
Answer: 8 (The second option).
Step-by-step explanation:
1. To solve this exercise you draw a line to a point O, this lines will bisect the angle of Z∠60°. Then will obtain two into two right triangles with two angles of 30° at the point Z.
2. The lenght XY will be twice the lengt XO or YO.
3. Let's calclate XO as following:

4. Then, XY is:

Answer:
X IS 24 AND Y IS 38
Step-by-step explanation: