Answer:
Denote O as center of circle, draw OA, OC.
As property of tangent line from outside of circle (angle OAD = angle OCD = 90 deg):
=> AOC + D = 180
Moreover, angle AOC = 2 x angle B = 2 x 65 = 130
=> D = 180 - 130 = 50 deg
Hope this helps!
:)
Answer:
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Step-by-step explanation:
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Answer:
44
Step-by-step explanation:
Willy can cover in 1L paint

- 1st box should be filled with 4.5
Can cover in 10L

Second one should be filled with 45