Measuring the height of library building
- 3. Take the dataThe angle of elevation (alpha)<br />DistanceLibrary building <br />Data:<br />No.Alpha1.5502.5003.4804.4505.400<br />Distance = 7 m<br />Analysis:<br />No.AlphaTangent of alphaHeight1.5501,421,42 x 7 + 1 = 11 m2.5001,191,19 x 7 + 1 = 9.33m34801,111,11 x 7 + 1 = 8.77m4.45011 x 7 + 1 = 8m5.4000.830,83 x 7 + 1 = 6.81m<br />Average height:<br />11 + 9.33 + 8.77 + 8 + 6.81 = 43.91/5 = 8.78 m<br />Group of : Rolla & Vito<br />Grade 10<br />