Answer:
8
Step-by-step explanation:
18-12
12-X
X=12*12/18
X=8mm
Answer:
Yes
Step-by-step explanation:
The line is good because it is representing the data accuratly because it is in the middle of all the data points and since all the point are near the line, it is accurate.
Answer:20
Step-by-step explanation:
Angle 4 will be 54°
because angle 3 and angle 5 will add to equal 180. from that we find x=18. angle 4 and and 5 and the same so 3(18) equals 54
A set of 3 nonzero whole numbers say (a,b,c) that form the sides of a right triangle and follow the pythagorous theorem

are called a Pythagorean Triple
The example of Pythagorean Triplet are
(3,4,5), (5,12,13) ,(8,15,17), etc.
Hence
A set of 3 nonzero whole numbers that form the sides of a right triangle are called a Pythagorean Triple.