七、英语数学(翻译)(10分)1.Find the area of a circle with a radius of 8 centimeters.2.A right triangle has one angle that measures90°.七、英语数学(翻译)(10 分) 1.Find the area of a circle with a radius of 8 centimeters. 2.A right triangle has one angle that measures 90°. ...
Again A is the area of the base. For a figure with 4 sides, A = s2with s = length of one side. Where does the 1/2 (P ×l) come from? Let s be the length of the base of a regular pyramid. Then, the area of one triangle is (s ×l)/2 For n triangles and this also m...
aIn words, we have found that the area of a triangle is the product of the radius of its inscribed circle by its semi-perimeter. 在词,我们发现三角的区域是半径的产品它题写的圈子由它的半周长。[translate]
The most common formula for triangle area, whether you're faced with the region enclosed in an isosceles triangle or an equilateral triangle, is calculated as: A = b × h / 2. Use this formula to find the area of a triangle by multiplying the length of the triangle's base (b) by ...
Side lengths of the triangle are: x, y, and z. We need to find: The value of A. Now, the given triangle is a right-angled triangle. Hence, its area A = 1/2 * xy Therefore, if we know the value of x and y or their produ...
equilateral isosceles triangle area formula calculator allows you to find an area of different types of triangles, such as equilateral, isosceles, right or scalene triangle, by different calculation formulas, like Geron's formula, length of triangle sides and angles, incircle or circumcircle radius....
Calculate the area of a triangle Calculate the area of a (right-angled) triangle with this calculation. Calculate the surface area of a sphere Calculate the surface area of a cone Calculate the surface area of a cube or a brick Calculate the surface area of a pyramid ...
<p>To find the radius of the circle whose area is equal to the sum of the areas of two circles with radii 15 cm and 8 cm, we can follow these steps:</p><p><strong>Step 1: Calculate the area of the first circle</strong> The formula for the area of a circl
From the formula A=rs, where A is the area of a triangle,r is its inradius, and s is the semiperimeter, we can find that r=2032/2=54. It is known that in a right triangle, r=s−h, where h is the hypotenuse, so h=16−54=594. From the problem, we know that a+b+c...
1.As shown below,the area of the shaded part is (=3)(Unit:cm)10102.We have a disc with a radius of 1 decimeter long.Now it rolls once along an equilateraltriangle whose sides are 6 decimeters long.So the area of the disc's path is3.The picture below shows the surface development...