True
The SI is founded on seven SI base units for seven base quantities assumed to be mutually independent. hope this helps
Answer:
D
Step-by-step explanation:
this figure equals to 180
so you put add 88 + b+ b=
since 2b is the closest to b+b
Answer:
The minute hand rotates 210º in
hour.
Step-by-step explanation:
The minute hand rotates 360º each hour, then the amount of degrees moved by the minute hand of the clock in
hour is determined by the following simple rule of three:


The minute hand rotates 210º in
hour.
Answer:
Length of arc = 14.13
Step-by-step explanation:
Given:
Radius of circle, r = 5
An arc in the circle has a central angle of 162°
To find the length of the arc, L, let's use the formula:

Where
= 162°
Therefore, substituting figures, we have:

L = 31.4 * 0.45
L = 14.13
Length of arc is 14.13 units