If there is a triangle with Sid a and b then sina b/✓a2+b2and seven=✓a2+b2/a
Answer:
circle question: 69.66
the other question: 66.8
Step-by-step explanation:
For the circle question:
the circle is inscribed in the square, so the diameter of the circle = side of the square
so we need to find the area of square and circle
then do this
square area - circle area
square area(side×side) = 324
circle area(pi×r^2)≈254.469
so shaded region = 69.66
__________
the other question:
we need to find the area of triangle and the area of the rectangle and add them together
A of Triangle (1/2×base×hight) = 34.32
A of rectangle (width × length) = 31.92
add them, so the answer will be = 66.8
Answer:
Step-by-step explanation:
(4)(x)+(4)(−2)+(2)(x)+(2)(1)
=4x+−8+2x+2
4x+−8+2x+2
=(4x+2x)+(−8+2)
=6x+−6
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I think it's not the same.
8 divided by 10 = 1.25
<span>25 divided by 30 is = 1.2</span>
Answer:
Number of children=38
Number of men=152
Number of women =72
Step-by-step explanation:
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Let the number of children =x
Number of men =4x
Number of women =2x
There are 266 people all together.
x+4x+2x=266
7x=266
x=38