Answer:
(-9x^2-2x)-(-9x^2-3x)
Step-by-step explanation:
-9x^2 + 9x^2 - 2x + 3x
= 0x^2 + 1x
= 1x
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Answer:
6.28 cm
Step-by-step explanation:
The formula for the circumference of a circle with radius r is C = 2*pi*r.
If we let pi = 3.14 and r = 1 cm, then the circumference of this circle is
C = 2(3.14)(1 cm) = 6.28 cm
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Answer:
Ramp
Step-by-step explanation:
A ramp is easier for a person to go up or down on because it is just higher sloped ground. For a person with crutches, a ramp does not have any abnormal steps for them to try and get over with one leg.
Answer:
576cm^3
Step-by-step explanation:
To find volume, you multiply all three values together (6cm x 8cm=48cm^2 and 48cm^2 x 12cm=576cm^3)
