Whakaoti i te R=(8899)^2/98tan20^circ

$$R = \frac { ( 8899 ) ^ { 2 } } { 98 \tan 20 ^ { \circ } }$$

Whakaoti mō R

$$R = \frac{1979805025000000000000000}{891727073952195733} = 2220191\frac{6.0095500058768705 \times 10^{17}}{8.917270739521957 \times 10^{17}} \approx 2220191.673922569$$

Ngā Upane mō te Whakaoti Whārite Rārangi

Evaluate trigonometric functions in the problem

$$R = \frac{{(8899)} ^ {2}}{98 \cdot 0.36397023426620234}$$

Tātaihia te 8899 mā te pū o 2, kia riro ko 79192201.

$$R=\frac{79192201}{98\times 0.36397023426620234}$$

Whakareatia te 98 ki te 0.36397023426620234, ka 35.66908295808782932.

$$R=\frac{79192201}{35.66908295808782932}$$

Whakarohaina te \frac{79192201}{35.66908295808782932} mā te whakarea i te taurunga me te tauraro ki te 100000000000000000.

$$R=\frac{7919220100000000000000000}{3566908295808782932}$$

Whakahekea te hautanga \frac{7919220100000000000000000}{3566908295808782932} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 4.

$$R=\frac{1979805025000000000000000}{891727073952195733}$$

Tautapa R

$$R≔\frac{1979805025000000000000000}{891727073952195733}$$