Question

XI
ONE MARK QUESTIONS
pranks
Answer all the questions
If a=3cm, b=scm and c=7cm then it
value of
COSA M
② The principal value of cosed (-1) in
3 The values of cos (60-A) COSA cos (60+A)
G a
A coterminal angle of 450 u
3 The sides are 13cm, 140m and 15cm, then the
area of trangle in
The value of sin (costs)
1 & Re value of sinio – cos 10°
cosio Sinio
is
.​

Answer 1

Answer:

$\huge \: 25$

Answer 2

Answer:

25 is the write answer......