Answer:
A
Step-by-step explanation:
Use pythagorean theorem: a^2+b^2=c^2
12^2+x^2=13^2
144+x^2=169
x^2=25
x=5
HTH :)
Answer:
H my friend
Step-by-step explanation:
H is the answer
Answer:
r=
Step-by-step explanation:
Circumference formula: 2πr
2πr=15
Divide 2π on both sides.
So since it won't be a integer you can leave it live that so your final answer will be:
r=
Answer:
14
Step-by-step explanation:
1/2 + 1/2 = 1
so then 2 is 4 halves
4 is 8 halves
8 is 16 halves
the number of halves is double the original number
Answer:
It's A.
Step-by-step explanation:
this is a right angled triangle with the 2 legs = (a - 0) and (b - 0) - a and b.
So, by Pythagoras Theorem the hypotenuse = √(a^2 + b^2).