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3 years ago

Equivalent ratios of 25:45

Mathematics

2 answers:

liberstina [14]3 years ago

4 0

Answer: one could be 5:9

Step-by-step explanation:just divide 25 and 45 by 5

Masja [62]3 years ago

4 0

Answer:

5:9

50:90

75:135

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How do I solve questions 1,2 and 6?

Talja [164]

Answer:

Step-by-step explanation:

$1.\\\text{The length of semicircle:}\\\\l=\dfrac{1}{2}d\pi\\\\d-diameter\\\\d=2.2\\\\\text{substitute:}\\\\l=\dfrac{1}{2}(2.2)\pi=1.1\pi\approx(1.1)(3.14)=3.454\\\\\text{The perimeter of the figure:}\\\\P=2(3.8)+2.2+3.454=13.254$

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$6.\\\text{Look at the picture.}\\\\P=4(2)+2(1)=8+2=10$

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3 years ago

Find the length of the missing ride. ROUND YOUR ANSWER TO THE NEAREST TENTH

irakobra [83]

Using pythagorean theorem:

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1 year ago

Please answer ASAP!

boyakko [2]

Answer:11

Step-by-step explanation:8+5+2+3=18 5+2=7 18-7=11

7 0

3 years ago

Read 2 more answers

For every 3 packages that Marcella wraps, she uses 12 of a roll of wrapping paper.

nikklg [1K]

For every 3 packages, she uses 1/2 a roll of wrapping paper

if she uses 2 1/2 rolls.....

(2 1/2) / (1/2) ....* 3
(5/2) / (1/2).....* 3
(5/2 * 2) * 3
5 * 3 =
15 packages <===

7 0

3 years ago

[HELP ASAP]~ A city has a population of 240000 people. Suppose that each year the population grows by 4%. What will the populati

Georgia [21]

Answer:

multiply the population each year by 4% or 0.04

year 1 increase by 9600, population 249,600

year 2 increase by 9984, population 259,584

year 3 increase by 10,383, 269,967

year 4 increase by 10,799, 280,766

year 5 increase by 11,231, 291,997

year 6 increase by 11,680, 303, 677

Step-by-step explanation:

I rounded the totals.

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3 years ago