1. Use the Pythagoras theorem
13^2 = x^2 + 5^2
solve for x and youll get the height of the roof.
2. let x = length of the rpoe)-
x^2 = 9^2 + 12^2
3. Pythagoras again
20^2 = x^2 + 12^2
Answer:
The 4th one cuz it’s a percent
Step-by-step explanation:
Answer: 38.9
Step-by-step explanation:
Add all the numbers together and divide the sum by how many numbers there are.
Answer:
(-4,-19)
Step-by-step explanation:
Substitute the points into the equation and see if it is true
y = 4x-3
-3 = 4(4) -3
-3 = 16-3
-3 = 13 false
-19 = 4(-4) -3
-19 = -16-3
-19 -19 true