pichupichupi66
pichupichupi66 pichupichupi66
  • 04-07-2021
  • Mathematics
contestada

AB = 20 cm, m∠A = 30°, and m∠C = 45°. Express the number of centimeters in the length of BC in simplest radical form.

Respuesta :

jcherry99
jcherry99 jcherry99
  • 04-07-2021

Answer:

Step-by-step explanation:

x/Sin30 = 20/sin45             multiply both sides by sin30

x = 20*sin30 / sin45

sin30 = 1/2

sin45 = 0.7071

x = 20*1/2 / 0.7071

x = 10 / 0.7071

x = 10 * sqrt(2)

Answer Link

Otras preguntas

nida is buying a small storage box online. She sees a cube box with volume of 125cm^3. What is the length of each box edge?
What is the difference between the control group and the experimental group in a experimental study
what is -2x – 10 = 4????
Which of the following requires force to move??
Explain how you could the surface area and volume of the water tower
List at least 5 examples of civil rights
Miss McKee has 1,183 gold stickers. She wants to give the same number of stickers to each of her 30 students. If she gives away as many stickers as she can, how
I'm struggling with this question
Neil is rolling a fair die and the last ten rolls have been 2,5, 6, 3, 2, 1, 5, 2, 6, and 1. He says that the probability of getting a four on his next roll is
please help me find slope