42 7th grade students made honor roll which is 40% of the total number of students. How many students are there total?
1 answer:
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The Area of rectangle is "" and the equation of the semi circle is "
".
According to the question,
The vertices of rectangle,
(5, 0) and (-5, 0)
Length,
l = 10 unit
Breadth,
b = 3 unit
Radius of semi circle,
r = 6
Centre of origin,
(0, 0)
As we know,
→ The Area of rectangle is:
=
=
=
and,
→ The Equation of semi circle is,
by substituting the values, we get
Thus the above is the correct answers.
Learn more about Area of rectangle here: