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Airida [17]
4 years ago
5

On a cloudy day, Yong Sun needed to know the height of a window in a building. Yong Sun positioned a mirror on the ground betwee

n herself and the building so that when he looked in the mirror, she saw the window. If the mirror was 22.88 cm from her feet and 34.15 m from the base of the building and Yong Sun's eye was 1.89 m above the ground, how high up on the building was the window located? Round to the nearest meter.
Mathematics
1 answer:
const2013 [10]4 years ago
4 0
Its a ratio problem

height/34.15 = 1.89/.2288
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QUESTION 2
WITCHER [35]

Answer: 106.76yards

Step-by-step explanation:

Circumference of a circle is given as:

= 2πr

where,

π = 3.14

r = 17 yards

Circumference = 2πr

= 2 × 3.14 × 17.

= 106.76yards

Therefore, the circumference of the circle will be 106.76yards

6 0
3 years ago
Can someone help me with this little question?
Nonamiya [84]

Answer:

B

Step-by-step explanation:

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7 0
3 years ago
How to do arithmetic sequence with fractions I’m so confused
Aleks [24]

Answer:

Step-by-step explanation:

first you have to see itis an arithmetic or geometric sequence.

then find common difference(for A.P) or common ratio (for G.P)

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c.r. =an/an-1

1.G.P.

2. A.P

3.G.P

3,5,25/3,125/9,...

c.r.=5/3

or (25/3)/5=25/(3*5)=5/3

or 125/9÷25/3=125/9×3/25=(125×3)/(9×25)=5/3

3 0
3 years ago
(-8)x...x(-8) times 20
Stella [2.4K]

Answer:

1280

Step-by-step explanation:

rewrite (-8) times (-8) as an equivalent addition problem which is 8 times 8 = 64

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Hope this helps:)

6 0
3 years ago
Write -1/3c^2(1.2d^2-6c) as a polynomial
denis23 [38]

Answer:

-0.4c^2d^2 + 2c^3

Step-by-step explanation:

Multiply -1/3c^2 with both terms inside the parentheses to get the polynomial.

<em>mark as brainliest if it helped</em>

5 0
2 years ago
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