Answer:-1/2
Step-by-step explanation:
Mulitly that u will get 1/2 then put the negitiave sign
<em>Where</em><em> </em><em>is</em><em> </em><em>the</em><em> </em><em>graph</em><em> </em><em>and</em><em> </em><em>what</em><em> </em><em>is</em><em> </em><em>the</em><em> </em><em>question</em><em>?</em>
The correct answer is choice
20+4x=180
-20 -20
4x=160
4/4x=160/4
x=40
The value of x is 40, Choice d
Answer:
Step-by-step explanation:
2x^+9x=10
2x^2+9x-10=0 is standard form
Answer:
342.24 units²
Step-by-step explanation:
The area of one of the 8 triangular sections of the octagon is ...
A = (1/2)r²·sin(θ) . . . . . where θ is the central angle of the section
The area of the octagon is 8 times that, so is ...
A = 8·(1/2)·11²·sin(360°/8) = 242√2
A ≈ 342.24 units²
