Please be quick i dont have that much time
1 answer:
Answer:
To find the sum of interior angles in a polygon, we can use the formula:
where n is the number of sides.
Since this is pentagon (5 sides), then 
The missing angle would then be

Since angles on a straight line add up to 180, then


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Answer:
Q.1 a²+10a+24
splitting the middle.
a²+6a+4a+24
=a(a+6)+4(a+6)
(a+6)(a+4)
Q.2 x²+9x+18
splitting the middle
x²+6x+3x+18
x(x+6)+3(x+6)
(x+6)(x+3)
3.14(3.3)(3.3)
3.13(10.89)
4/5 because 12/15 was simplified using 3.
Answer:
C
Step-by-step explanation:
Answer:
you're all good !!
Step-by-step explanation: