contestada

What is the length of PQ⎯⎯⎯⎯⎯?


Enter your answer as a decimal in the box. Round only your final answer to the nearest tenth.

UPDATE- IT'S 5.2

What is the length of PQEnter your answer as a decimal in the box Round only your final answer to the nearest tenthUPDATE ITS 52 class=

Respuesta :

Answer: ≈ 5.2

Step-by-step explanation:

You're gonna want to use the Law of Cosines to solve:

c² = a² + b² -2abcos(R)

c² = 6² + 9² - 2(6)(9)cos(34°)

c² = 36 + 81 - 108cos(34°)

c² = 117 - 108(.82904)

c² = 27.46368

√c² = √27.46368  => 5.2405 = 5.2

Otras preguntas