If you're trying to find the missing side of the "triangle" (the distance from the house to where the ladder touches the ground), you would use the pythagorean theorem, a²+b²=c². (c is always hypotenuse)
a²+b²=c²
12²+b²=15²
144+b²=225
b²=81
√b²=√81
b=9
Answer:

Step-by-step explanation:




Answer:
The answer is 82.
Step-by-step explanation:
Just work it through.
Let the measure of an angle be 'x'
Then the reflex angle will be measured by the formula (360-x)
x +(360-x) = 360
Answer:
questions is wrong??
Step-by-step explanation:
5^4 is 625