Answer
9087 divide by 12
=752.25
Answer:
vertex: (2,-18)
Step-by-step explanation:
y = ax² + bx + c
(-1,0) : a - b + c = 0 ...(1)
(5,0) : 25a +5b +c = 0 ...(2)
(0,-10): 0a + 0b + c = -10 c=-10
(1) x5: 5a - 5b + 5c = 0 ...(3)
(2)+(3): 30a + 6c = 0 30a = -6c = 60 a = 2
(1): 2 - b -10 = 0 b = -8
Equation: y = 2x² - 8x -10 = 2 (x² -4x +4) - 18 = 2(x-2)² -18
equation: y = a(x-h)²+k (h,k): vertex
vertex: (2,-18)
Answer:
1) Mutually exclusive
2) Overlapping or inclusive
<span>the area of the circle :
r = 9\2
so :
S= r</span>² * Pi = (9\2)² * 3.14 = 63.58 cm²
Answer:
x = 35°
Step-by-step explanation:
A triangle = 180°
The 95° is outside of the triangle so it must be smaller.
So say it is 85°
85 + 60 = 145
180 - 145 = 35