Answer:
4:1
Step-by-step explanation:
Because AB is the opposite of BA, you flip the fraction, to get 4/1, or 4:1
The external angle between the secants (20°) is half the difference of the intercepted arcs.
(75° - B)/2 = 20°
75° - B = 40°
75° - 40° = B = 35°
Answer:
7.92
Step-by-step explanation:
0.99*8=7.92
The two circles are equally inscribe inside a rectangle which means that its length is equals to the diameter of a circle and the width is two tines the diameter of a circle.
A. The area of the rectangle using the R. is Area = 2R*4R
B. The perimeter is express as Perimeter = 2(2R*4R)