Answer:

Step-by-step explanation:
First off, your drawing is kinda inaccurate, because the
looks like a right angle, but as you drew it yourself it doesn't matter too much.
We know that the sum of the angles of a triangle will always equal
, so we have that
.
Combining like terms on the left side gives
.
Subtracting
from both sides gives
.
So,
and we're done!
Answer:
23X
Step-by-step explanation:
D.Q (3,0)
I think
Sorry if wrong
But I am not sure!
Answer:
20
Step-by-step explanation:
Using the rule of radicals
×
⇔ 
Given
× 
= 
= 
= 20
The perimeter would be ≈ 36.797836892947.
Rounded would be about 37, or 36.8.
Hope this helps!!!!


Solving for P:
≈36.79784
Hope this helps!!