Step-by-step explanation:
According phythagorous theorem,
x²=(12)²+(5)²
x²=144+25
x= root of 169
x=13
Answer: -3 and -6
Step-by-step explanation: I took the quiz
Answer:
el 3
Step-by-step explanation:
Answer:
Solution given:
Right angled triangle ABC is drawn where <C=
we know that


Now
left hand side

Substituting value

distributing power

Taking L.C.M
....[I]
In ∆ABC By using Pythagoras law we get

AB²+BC²=AC²
Substituting value of AB²+BC² in equation [I]
we get

=1
Right hand side
<h3>
<u>proved</u></h3>
Answer:
15
Step-by-step explanation:
i kinda remember i think
2(x+8)=46