Answer:
about 2.47
Step-by-step explanation:
Your calculator will tell you ...
![-\log{(3.4\times 10^{-3})}\approx 2.4685\approx\bf{2.47}](https://tex.z-dn.net/?f=-%5Clog%7B%283.4%5Ctimes%2010%5E%7B-3%7D%29%7D%5Capprox%202.4685%5Capprox%5Cbf%7B2.47%7D)
Answer:
The answer is 12249580
Step-by-step explanation:
add all the numbers:)
B
C
=
16.17
(
2
d
p
)
c
m
Explanation:
In triangle ABC, side
A
C
=
15
, Angles are
∠
B
=
68
0
;
∠
C
=
24
0
and
∠
A
=
180
−
(
68
+
24
)
=
88
0
We know by sine law
A
C
sin
B
=
B
C
sin
A
or
15
sin
68
=
B
C
sin
88
or
B
C
=
15
⋅
sin
88
sin
68
=
16.17
(
2
d
p
)
c
m
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
The sum of the 3 angles in a triangle = 180° , then
y + 10 + 2y + 50 = 180 , that is
3y + 60 = 180 ( subtract 60 from both sides )
3y = 120 ( divide both sides by 3 )
y = 40 → B
Answer:
25,49.
Step-by-step explanation: