Answer:
11.9 Cm.
Have a nice day!
Step-by-step explanation:
cos = adj/hyp
cos 24°= hcm/ 13cm
13 cos 24°= h
11.88= h
11.9 cm
1 x 10. It is unlikely that someone will run 103 meters in a second, along with 1010.
Add 3.5 to 14.9------------
Answer:
0.19
Step-by-step explanation:
12u->2.28
1u-> 2.28 /12
=0.19
Answer:
Step-by-step explanation:
Numerator
sin
x
cos
y
+
cos
x
sin
y
−
[
sin
x
cos
y
−
cos
x
sin
y
)
=
sin
x
cos
y
+
cos
x
sin
y
−
sin
x
cos
y
+
cos
x
sin
y
=
2
cos
x
sin
y
Denominator
cos
x
cos
y
−
sin
x
sin
y
+
cos
x
cos
y
+
sin
x
sin
y
=
cos
x
cos
y
−
sin
x
sin
y
+
cos
x
cos
y
+
sin
x
sin
y
=
2
cos
x
cos
y
---------------------------------------------------------------
left side can now be expressed as
2
cos
x
sin
y
2
cos
x
cos
y
=
2
cos
x
sin
y
2
cos
x
cos
y
=
sin
y
cos
y
and
sin
y
cos
y
=
tan
y
=
right side hence proved
