Answer:
77°, 103°
Step-by-step explanation:
x=103°
- z=x=103°
- y=180°-x=180°-103°=77°
-----------
∠5= 42°
∠3= 180°-42°=138°
Surface area is the area of all the surfaces we can touch
2a)
1/2*5*3+1/2*4*3+6*4+6*5 which is
67.5
b) 2*(1/2*10*6)+12*6+12*10 which is
252
Answer:
24 ft^2
Step-by-step explanation:
Area of a triangle
A = 1/2 b*h
We know the base is 8 ft and the height is 6 ft
A = 1/2 (8) (6)
= 1/2 (48)
= 24 ft^2
<em><u>Hello, there! :)</u></em>
<u><em>Answer:</em></u>
<u><em>x=-5 </em></u>
<u><em>B. -5</em></u>
<u><em>*The answer must have a negative sign.*</em></u>
Step-by-step explanation:
Definition of subtraction property of equality.
Subtraction property of equality is subtracting the same number from both sides of an equation does not change the equation.

First, you had to switch sides.

Then, you subtract by 12 from both sides of an equation.

And finally, simplify or solve.


Hope this helps!
Thanks!
-Charlie
:)
To reflect a triangle, just draw the opposite of what it originally looked like, aka mirror image.