An air traffic controller is tracking a plane 3.4 miles due north of the radar tower. A second plane is located 2.1 miles from the tower at a heading of 72 degrees north of west. To the nearest tenth...

For the triangle ABC, which of these is not a Law of Cosines?   (a) a2=b2+c2-2bc cos A   (b) b2=c2+a2- 2ac cos B   (c) c2=a2+b2-2ab cos C   (d)...

A port and a radar station are 5 mi apart on a straight shore running east and west. A ship leaves the port at noon traveling at a rate of 19 ?mi/hr. If the ship maintains its speed and? course, what...

Given the triangle ABC with angles A= 58°, B=70°, and side c=21cm. Using the Law of Sines, find the length of the side a. Approximate your answer to the nearest whole number.   Show all...

I need to know where this angle would go I'm order to solve for the rest of the triangle.     A 12.0m tall power pole is leaning 6.5° off of the vertical because of soil erosion...

Points A and B are in opposite sides of a lunar crater. Point C is 45 meters from point A. The measure if angle BAC is 114 degrees and the measure of angle ACB is 45 degrees. What is the width of...

I'm having trouble finding the missing sides and angles for the triangle. I know you have to use law of sines to find them, but I'm having trouble. Any help is greatly appreciated!   A=...