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

the ottoman empire was populated by the a. sufis b. sunnis c. shlltes
susan received a $70 gift card for a coffee store. she used it in buying some coffee that cost $7.23 per pound. after buying the coffee, she had $48.31 left on
what is 2 and 3/4 divided by 1/4
what is the sum of 25 and 14?
How did the Industrial Revolution bring changes to the landscape of Europe? A. Towns and cities grew quickly. B. Farms increased in size. C. People mo
Can I do B.com honours with maths as my additional subject rather than as my main subject
the price of a technology stock has dropped to $9.65 today. yesterday's price was $9.72 . find the percentage decrease. round your answer to the nearest tenth o
which of the following correctly describes how the author develops the main point of this article? how does the author develop the main idea of the article? a:
what was italy’s status in 1871?
read this line from the story: as darkness came on, the hunting-cries to right and left and rear drew closer, ... what is the purpose of this sentence in the st