A triangular parcel of land has sides of lengths 900, 820, and 250 feet. Approximate the area of the land, in square feet. Round answer to nearest foot.

The circular arc of a railroad curve has a chord of length 2500 feet corresponding to a central angle of 35".
Find the radius r of the arc. Round o the nearest whole number.

After leaving the runway, a plane's angle of ascent is 15 degrees and its speed is 272 feet per second. How many minutes will it takefor the airplane to climb to a height of 14,000 feet? Round anwer...

The circular arc of a railroad curve has a chord of length 2500 feet corresponding to a central angle of 35".
Find the length s of the circular arc. If needed, use 3.14 for π. Round to the...

Given C=106 degrees, a=4, and b=15, use the Law of Cosines to solve the triangle for the value of c. Round answer to two decimal places. (Draw a picture).

Find the area of the triangle, in square units, having the indicated angles and sides. Round your answer to two decimal places.B=80degrees 20′, a=8,and c=10 Thank you.

To determine the distance between two aircrafts , a tracking station continusly determines the distance to each aircraft and the angle A between them . Determine the distance between planes...