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2 years ago

9

How to find the area of a semi-circle PLEASE HELP ME

1 answer:

GREYUIT [131]2 years ago

6 0

D'ou know the area of a circle?

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Madeline is doing a presentation in class on the transportation systems of a plant. The plant she studied was small, so she used

Jet001 [13]

Answer:

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Step-by-step explanation:

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3 years ago

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Use factoring to write an expression that is equivalent to 28w - 40.

mote1985 [20]

Answer:

4(7w+10)

Step-by-step explanation:

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2 years ago

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What is the y-intercept of the line describe by the equation below? Y=5x-22

dexar [7]

Answer:

The y intercept is (0,-22)

Step-by-step explanation:

The y intercept is the value when x =0

Y=5x-22

y = 5*0 -22

y = -22

The y intercept is (0,-22)

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3 years ago

The graph shows the velocity f(t) of a runner during a certain time interval:

omeli [17]

Answer:

Option B

Step-by-step explanation:

(0,2)
(6,8)
(8,0)

Slope

m=8-2/6
m=6/6=1

And

m=0-8/8-6
m=-8/2
m=-4

These are acceleration

Y intercept is (0,2) as x coordinate is 0

This is initial velocity 2m/s

The runner stopped at 8s

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2 years ago

When 54 is added to a number the result is the same as when the number is multiplied by 3. What is the number? Show working out.

egoroff_w [7]

54 + x = x(3)
54 + x = 3x
2x = 54
x = 27

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3 years ago

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