3 years ago

Change each fraction to higher terms 1/5=?/10

Mathematics

1 answer:

erma4kov [3.2K]3 years ago

4 0

Answer:

2/10

Step-by-step explanation:

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22.5 is what percent of 85

mezya [45]

Answer:

26.5%

Step-by-step explanation:

22.5/85=9/34≈26.5%

5 0

3 years ago

Find the exact value of the given expression using a sum or difference formula.

leonid [27]

<span>sin (a - b) = sinacosb - sinbcosa
1) sin345° = sin (360 - 15) = sin360cos15 - sin15cos360= 0-sin15 *1=
</span>sin345° = - sin15,

2) cos(11π) /12= - cos pi / 12 = cos ( - 4pi/12 +3pi/12)= cos (- pi/3 + pi/4) =
cos (-pi/3) cos pi/4) + sin (-pi/3) sin( pi/4) = sqrt6 /4 - sqrt2/ 4

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3 years ago

Mrs. Gregory, the golf course superintendent at a country club, plans to reseed the putting green of the first hole. The circula

WITCHER [35]

Answer:

The area of the putting green is 1133.5 square feet.

Step-by-step explanation:

Area of a circle:

The area of a circle is given by:

$A = \pi r^2$