7 dollars
if 2 pears and 6 apples is 14
and 3 and 9 is 21
2x7 is 14
3x7 is 21
it's like your doubling the amount each time you add...
Can’t see the model.......................
The variables x and y vary inversely. When y is 5 x is 3, so when y is 15 x is 9.
Answer:
3rd Definition
Step-by-step explanation:
A sphere is a three dimensional and round, and every point on its surface is the same distance from its center.
Answer: Option 'C' is correct.
Step-by-step explanation:
Since we have given that
Radius of circle = 10 inches
Central angle is given by

As we know the formula for " Length of an arc " :
Length of arc is given by

Hence, length of an arc is 20.95 inches.
Hence, Option 'C' is correct.