Answer:
<h2>
145°</h2>
Step-by-step explanation:
There are two ways to find the value of X
( sum of co-interior angles)
Move constant to R.H.S and change its sign

Calculate the difference
°
You can use another way too.
° ( being vertically opposite angles)
Vertically opposite angles are always equal.
Hope this helps...
Best regards!!
Answer:
The scouts hiked up the mountain in 1 mile.
Step-by-step explanation:
Ok.... so the first part is asking you what the perimeter of the picture itself is.
The picture is 5in by 7in.... SO you add 5+5+7+7=24.... So the perimeter of the pic is 24 inches.
Now part b
So the frame is one inch thick
This mean that the sides are now 2 inches longeron each side
SO we have 7+7+9+9=32
So the perimeter is 32
I hope that helped!!!!! If you dont understand something ask and i will reexplain ;)
A, B and D are already rational numbers, 0.4 itself is a rational number, two rational numbers make a product of rational number.
So A, B, D are the correct choices.
Are you sure it asks for rational numbers, not irrational number?
Answer:
C. 8² ·π
Step by Step Explanation:
A=πr²