Answer:
A. 15
Step-by-step explanation:
Use Pythagorean theorem.
a²+b²=c²
Where the sum of both legs squared equals to the hypotenuse squared.
9²+12²=x²
81+144=x²
225=x²
√225=x
x=15
The value of x is 15.
Answer:
look at attached image, hope this helps! :)
Answer:
b=9
Step-by-step explanation:
45-45-90 triangles always have two same lengthed sided and then one larger lengthed side.
Answer:
180°
Step-by-step explanation:
180
Answer:
Could you give more info so I can try and sole it?
Step-by-step explanation:
