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Is an arch a mathematical shape?
No shape is mathematical really unless it has been created by a mathematical formula, but is certainly a geometric shape. But anything which is a 2D or 3D shape is geometric. My improvement: A catenary curve from a mathematical equation such as cosh x, is a mathematical and natural shape. Maby each other arch can be approximated by a mathematical formula.
How do you find the area of a geometric shape?
b = base. h = height.Depends what shape. A rectangle or square is length x width. A trapezoid is h/2(b1 +b2). A triangle is 1/2bh. A circle is pi x r^2.
What is the geometric mean of a and 4a?
x2=(4a)(a) x=√4a2 x=2a The geometric mean of a and 4a is 2a
How do you find a geometric mean?
If there are only k numbers x(1),x(2)....,x(k), the geometric mean is the kth root of the product of these k numbers. Example: find the geometric mean of 4,3,7,8 We want the fourth root of 4 x 3 x 7 x 8 = 672 =(672)^(1/4) = 5.09146 is the geometric mean. The geometric mean is normally defined only for a set of positive numbers.
What is geometric terms?
Geometric Sequences work like this. You start out with some variable x. Your multiplication distance between terms is r. Your second term would come out to x*r, your third x*r*r, and so on. If there are n terms in the sequence, your final term will be x*r^(n-1).
Which shape are railroad signs?
Shaped like an X
Is a rhombus a 3d shape or a 2d shape?
A rhombus is a four sided polygon, a quadrilateral. It is a 2d shape. 2d shapes have 2 dimensions, like length and width. 3d shapes have 3 dimensions, like length, width and depth.
What is the shape of pliers?
Kind of like an X with wiggly lines.
What is the geometric mean of square root of 8 and 2?
Geometric mean = √(2 x sqrt(8)) = 2.37841 (rounded)
The volume of air in a balloon?
The volume of air in a balloon can be calculated by measuring the dimensions of the balloon and using the formula for the volume of a sphere (4/3 x pi x r^3) if the balloon is spherical. If the balloon is not spherical, the volume can be estimated by using the formula for the volume of a cylinder (pi x r^2 x h) or a different geometric shape that closely approximates the balloon's shape.
What is the geometric mean of 2 and 3?
x=√(2x3)=√6
What is the geometric mean for 18 and 30?
The geometric mean of 18 and 30 is approximately 23. 2379 (√(18 x 30) = √540).
