Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 10 Answered

In /_\ABC right angled at B AB=24cm,BC=7cm.Determine : 1.sinA,cosA 2.sicC,CosC
Asked by chpratik11 | 07 Mar, 2020, 02:43: PM
answered-by-expert Expert Answer
In Δ ABC, right-angled at B
Using Pythagoras theorem
AC² = AB² +BC²  
AC² = 576 + 49 = 625
AC = √625
AC = 25

Now
In a right angle triangle ABC where B=90° ,
(i) Sin A = BC/AC = 7/25
    CosA = AB/AC = 24/25
(ii) Sin C = AB/AC = 24/25
     Cos C = BC/AC = 7/25
Answered by Arun | 07 Mar, 2020, 09:13: PM
CBSE 10 - Maths
Asked by rrajansinghakb199 | 08 Apr, 2024, 05:12: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by nagalaxmidurgarao937 | 08 Apr, 2024, 01:42: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by sonawnerohan01 | 23 Mar, 2024, 12:25: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by pathakvaishnavi9139 | 23 Mar, 2024, 10:45: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by choudharyniki001 | 22 Mar, 2024, 08:49: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Maths
Asked by vn3950372 | 18 Mar, 2024, 08:38: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
Get Latest Study Material for Academic year 24-25 Click here
×