When 2 digits are next to each other, the place value relationships of both numbers are 10 times greater. ... Two factors that make<span>. </span>product are called a pair<span>. </span>describe how using pairs helped you solve the problem<span> · Answer.</span>
Answer:

Step-by-step explanation:
step 1
Find the circumference of the circle
The circumference is equal to

we have

substitute

step 2
we know that
The circumference of a circle subtends a central angle of 360 degrees
so
using proportion
Find out the arc length by a central angle of 168 degrees

Tan(40)= x/20 => x= tan(40).20= 16,78
Ok done. Thank to me:>
Answer:
1. x = 2
2. x = -2
3 x = 1
Step-by-step explanation:
Make x the subjects and work from there
For this case we have the following inequality:

Subtracting 4 from both sides of the inequality we have:

Dividing between 7 on both sides of the inequality we have:

Thus, the properties used were:
Subtraction property
Division property
Answer:
Subtraction property
Division property