Answer:
10
Step-by-step explanation:
Answer:
1120
Step-by-step explanation:
-4×-5=20.
20×-7=-140
-140×-8=1120
Answer:
see explanation
Step-by-step explanation:
The area (A) of the sector of a circle is
A = area of circle × fraction of circle
= πr² ×
diameter = 12.4 ⇒ r = 6.2, thus
A = π × 6.2² ×
= π × 38.44 ×
= ≈ 20.13 m² ( to 2 dec. places )
It can only be simplified.
x^3-7x^2+2x=-9
Answer:
X =
Y = 204 =
Step-by-step explanation: