Malia27 Malia27
  • 02-06-2021
  • Mathematics
contestada

Find QR.

Write your answer as an integer or as a decimal rounded to the nearest tenth.

QR = ___​

Find QRWrite your answer as an integer or as a decimal rounded to the nearest tenth QR class=

Respuesta :

bhadelsimron19
bhadelsimron19 bhadelsimron19
  • 02-06-2021

Answer:

Step-by-step explanation:

take 64 degree as reference angle

using cos rule

cos 64=adjacent/hypotemuse

0.43=QR/10

10*0.43=QR

4.3=QR

Answer Link

Otras preguntas

How many right angles need to be put together to make: a.) 360 degrees? b.) 180 degrees? C.) 270 degrees? d.) A straight angle?
Someone please help me I’m doing this for science and I only have a few minutes left please
How do I ask questions
Write down in figures the number forty one thousand and ninety six.
The mass and______of an object affects the momentum of its motion.a. destinyb. shape c. velocityd. volume​
If you increase the frequency of a sound wave four times, what will happen to its speed? А The speed will increase four times. B. The speed will decrease four t
‼️PLEASE HELP‼️ A B C D
2x+y=21;y=-2x+21please hurry I need this straight away​
Compute the surface area of the balance beam. A 128 in2 B. 160 in? C. 1536 in2 D. 1568 in2
PLZZZ HELP ME I DON'T GET THISq