Answer:
71
Step-by-step explanation:
The angle in the diagram is 90 degrees, while the circumferential angle is 360 degrees, so 1/4 of the circle is blank, and the shaded region is 3/4 of the circle. The area of the circle is pi*r^2=36pi cm^2. While the region is only three quarters of it, so the area is 3/4*36pi=27pi cm^2.
Answer:
I like math
Step-by-step explanation:
Answer:
x = 80
y = 100
Step-by-step explanation:
180-80 = 100
Use knowledge on transversals to plug in the 80 and 100 throughout the transversal diagram.
The second one . The answer is b
