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Answered

19. A lot is triangular in shape. Two of its sides are 500 meters and 700 meters. The angle between these two sides is 100°. Find the length of the third side. C. 858 m A. 928 m B. 900 m D. 786 m​

Sagot :

Demetrialouieviz

Answer:

A. 928 m

Step-by-step explanation:

C²= 500²+700²-2 x 500 x 700 × COS (100)

= 250,000 + 440,000 – -121553.724

= 861553.724

C = 861553.724 = 928. 199 m