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3 years ago

250,000 grams is ________ kilograms. A) 0.25 B) 25 C) 250 D) 2500

Mathematics

1 answer:

alexira [117]3 years ago

3 0

C) 250 is the right answer

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I need help with this geometry assignment. Please help.

zvonat [6]

SA = LH + LW + WH + 2(1/2LH)
SA = 4*2 + 5*2 + 3*2 + 2*1/2*4*3
SA = 8 + 10 + 6 + 12
SA = 36

6 0

1 year ago

4. Write the quadratic equation in standard form.

kicyunya [14]

Answer:

i think it on of these C. y = 2x2 - 6x + 80

D. y = 2x2 + 6x - 80

Step-by-step explanation:

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2 years ago

What 3+4+6 times 2<br> need to actually ask a question or these snitches will report

Neko [114]

Answer:

3+4+6*2=26

Step-by-step explanation:

hope this helps!

4 0

2 years ago

Find the perimeter of this semi-circle with radius, r = 22cm. Give your answer rounded to 1 DP.

shepuryov [24]

Answer:

69.1 cm

Step-by-step explanation:

Circumference of a circle

c = 2πr

Half of that would be a semi-circle

c = πr

c = π * 22

c = 69.115038379

Rounded

69.1 cm

3 0

2 years ago

Please help me this is a hard problem

Levart [38]

Step-by-step explanation:

$- 3y + 10 = x...(1) \\ 10x + 7y = - 38...(2) \\ from \: equations \: (1) \: and \: (2) \\ 10( - 3y + 10) + 7y = - 38 \\ - 30y + 100 + 7y = - 38 \\ - 23y = - 38 - 100 \\ - 23y = - 138 \\ y = \frac{ - 138}{ - 23} \\ \huge \red { \boxed{y = 6}} \\ substituting \: y = 6 \: in \: equation \: (1) \\ x = - 3 \times 6 + 10 = - 18 + 10 = - 8 \\ \huge \red { \boxed{x = - 8}} \\ \\ \: \: \huge \purple{ \boxed{(x, \: \: y) = ( - 8, \: \: 6)}}$

7 0

2 years ago