Pythagorean theorem:
a^2+b^2=c^2 (C^2 always is the hypotenuse)
21^2+b^2=29^2
441+b^2=841
841-441=400
square root of 400 is 20
Your answer is 20
The answer is going to be .65 because
1)You subtract 2.95 from 3.6
=3.6-2.95=.65
2)You add 2.95+.65
=3.6
Answer: i dont know how exact you want it but the answer is 31.4159265359
Step-by-step explanation: you have to double the raduis and multiple buy pie.
Answer: There are 33 girls in the class
Step-by-step explanation:
The number 12 and 14 are the modes .