xamohamedfazil
xamohamedfazil xamohamedfazil
  • 03-10-2020
  • Mathematics
contestada

10. In APQR, right-angled at Q, PR+QR = 25 cm and PQ = 5 cm. Determine the values of
sin P, cos P and tan P.

Respuesta :

salukhalid
salukhalid salukhalid
  • 03-10-2020

Given PR + QR = 25 , PQ = 5

PR be x.  and QR = 25 - x  

Pythagoras theorem ,PR2 = PQ2 + QR2

x2 = (5)2 + (25 - x)2

x2 = 25 + 625 + x2 - 50x

50x = 650

x = 13

 

PR = 13 cm

QR = (25 - 13) cm = 12 cm

sin P = QR/PR = 12/13

cos P = PQ/PR = 5/13

tan P = QR/PQ = 12/5

HOPE IT HELPS (◕‿◕✿)

Answer Link

Otras preguntas

5. Which of the following was becoming more popular among people in the North during the 1850s A. working on small farms B. working in factories C. living on sm
Rosa is a high jumper After 5 successful jumps the high jump bar has been raised 1.5 meters How much was it raised after a successful jump
write the definition of simile in you're own words
____ is whether a publication leans to the left or the right politically? A. Slant B. Political correctness C. Libel D. Slander
How did rome's government change after the republic fell apart?
A student is writing the conclusion to an informative essay about what is known about the real William Shakespeare. Which of the following would best conclude t
Calculate the mass of NaCl needed to make 40% solution from 3kg of water ? Could you explain step by step please :-)
is 2/10 greather then 2/12
in what three countries was the vietnam war fought?
4. List five different types of violence and define each type