Fewpal
+3 votes
989 views
in Mathematics by (127k points)
edited by
In triangle PQR, right-angled at Q, PR + QR = 25 cm and PQ = 5 cm. Determine the values of sin P, cos P and tan P.

1 Answer

+3 votes
by (64.1k points)
selected by
 
Best answer

Solution
Let QR=x and PR=y
Then x+y=25
y=25-x
Now by Pythagorus theorem
x2  + 25= y2
x2  + 25 = (25-x)2
Solving it ,we get
X=12 cm
Then y=25-12=13 cm
Now sin P= 12/13
cos P=5/13
Tan P=12/5

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...