Other expressions for 19 times 25 + 19 times 75
1 answer:
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Answer:
1.2 cm
Step-by-step explanation:
Quadrilateral circumscribing a circle is a quadrangle whose sides are tangent to a circle inside it (see attached diagram).
The area of circumscribed quadrilateral is
where is semi-perimeter and r is radius of inscribed circle.
In your case,
If a quadrilateral is circumscribed over the circle, then the sum of opposite sides is equal, so
so
Now
Answer:
The total number of pages in the e-book is 240.
Step-by-step explanation:
Given:
Logan has completed 75%
Logan has read 180 pages
To Find:
The total number of pages in the e-book= ?
Solution:
Let X be the total number of pages on the e-book
then
=> 75% of X = 180
Now lets find the value of X
X =
X =
X =
X = 240