Answer:
all the angles add up to 180 degrees
So 180÷6=30
(i got 6 cuz 1+2+3)
so 1=30
2=30*2=60
3=30*3=90

Differentiate both sides wrt
:

By the chain rule, we get


Solve for
:


Answer:
Step-by-step explanation:
8.3g+2.61=32.49
8.3g=29.88
g=3.6
1/25 of a minute is 2,4 secs.
1/5 = 2,4s
5/5 = 12 secs
Answer:
21.
Step-by-step explanation: