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

Simplify the expression: 89 - 9 HELP PLZ
Has a slope of 1/2 and passes through the point (-2, 4). Need the equation please
Instructions D. Paree. Match. 1) Responda en español. A. El gusto es mío ¿Qué tal? В. Me llamo ¿Como te llamas? al Bien, gracias. Cómo está Usted? D. Hasta Lueg
la definición de belleza?​
what are the four next multiples of 1/9
1. What is the 15th partial sum of the geometric sequence (262,144; 32,768; 4,096; 512; ...)? Round to the nearest whole number, if needed.
What is the simple subject and the simple predicate in the sentence "Dinner will be ready in fifteen minutes".
which 2 choices best support the central ideas of the text?
i neeed to solve this equation with elimination
What is the median of the data set? 38, 65, 72, 67, 80 A 67 B 64 C 72 D 65