Answer:
Trigonometry Ratio:
Sin65°=v/15
v=15 sin65°
v=13.6°
Sinw°=v/21
= 13.6/21
w=sin^{-1}(13.6/21)
w=40.3°
Hope it helps! :)
19.488
Step-by-step explanation:
8.12 x 2.4 = 19.488
1. 201.06 m
2. 1963.5 dm
3. 4536.46 mm
4. 17671.46 in
5. 254.47 cm
You just have to plug these numbers into the formula for area of a circle.
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