An equilateral triangle is inscribed in a circle, as shown below. What is the area of the triangle? (1) The radius of the circle is 2. (2) The ratio of the radius of the circle to a side of the triangle is 选项: A、A. if statement (1) ALONE is sufficient to answer the ...
Problem Solving 试题详情 题目: An equilateral triangle that has an area ofis inscribed in a circle.What is the area of the circle?o 选项: A、 B、 C、 D、 E、 答案: C 经典答疑 发起提问 提问: 点此查看答疑 求解 评分:0 浏览:363 提交...
Triangleinequalityharmonic meanIn this article we consider two triangles: one inscribed in another. We prove that the area of the central triangle is at least the harmonic mean of the areas of corner triangles. We give two proofs of this theorem. One is based on Rigby inequality and the ...
Find the area of an equilateral triangle inscribed in the circlex2+y2−6x+2y−28=0 View Solution Free Ncert Solutions English Medium NCERT Solutions NCERT Solutions for Class 12 English Medium NCERT Solutions for Class 11 English Medium ...
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]
Shamos presented an algorithm for the diameter problem which can find the diameter in linear time, if the convex hull of the points is given [45]. Dobkin and Snyder [17] claimed a linear-time algorithm for finding the largest-area triangle inscribed in a convex polygon. Their claim has ...
A=a⋅n⋅s2 Here,Ais the area,ais the length of the apothem,nis the number of sides, andsis the length of one side of the polygon. Answer and Explanation:1 The problem gives us an equilateral triangle. The circle inscribed in this triangle has a radius of2...
If area of an equilateral triangle inscribed in the circle x^2+y^2+10x+12y+c=0 is 27sqrt3, then the value of c is (a) 25 (b) -25 (c)
two sides of the product.4. triangle, three sides are a, B, C, and the radius of inscribed circle is R Then the triangle area = (a+b+c) r/2 5. of the three sides of a triangle are respectively a, B, C,a radius of R Then the triangle area is =abc/4R 6.S =1/2 * ...
4 (a) (i) Show that a formul a for the area, Acm2, of a regular polygon with n sides inscribed in a circle, radius 10 cm, is A=50nsin(36 0)[2](ii) Show that a formul a for the area, Bcm2, of a regular polygon with n sides that circumscribes a circle, radius...