What is an equilateral triangle? A. A triangle with three different angles. B. A triangle with three equal sides and three equal angles. C. A triangle with only one right angle. D. A triangle with two E. qual sides. 相关知识点: ...
What is a unique characteristic of an equilateral triangle? A. All sides are equal and all angles are equal. B. All sides are different and all angles are acute. C. All sides are unequal and all angles are obtuse. D. All sides are parallel and all angles are reflex. 相关知识点: ...
(i) The relation between the side {eq}x {/eq} and the height {eq}h {/eq} of an equilateral triangle is given by: {eq}h=\dfrac{\sqrt{3}}{2} x {/eq}. (ii) The perimeter of an equilateral triangle is: {eq}3x {/eq}.Answer and Explanation: Let us ...
Is an equilateral triangle a parallelogram? What is the equilateral triangle theorem? Is an equilateral triangle also a rhombus? If one angle of a rhombus is a right angle, then it is also what kind of quadrilateral? What type of quadrilateral is pictured below?
In an obtuse angled scalene triangle, there is one obtuse angle (between 90° and 180°) and remaining two angles are acute.Right-angled scalene triangle In a right-angled scalene triangle, one angle of the triangle is a right angle (one angle is equal to 90°)....
There is an equilateral triangle. Each side is 9 cm. What's the perimeter of the triangle? A. 18 cm B. 27 cm C. 36 cm D. 45 cm 相关知识点: 试题来源: 解析 B。解析:等边三角形周长等于边长乘以 3,9×3=27 厘米。选项 A18 厘米错误,选项 C36 厘米错误,选项 D45 厘米错误。 反馈 ...
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Triangle is equilateral. Angle , angle . What is the size of the marked angle ?A: B: C: D: E: 相关知识点: 试题来源: 解析 B Triangle is equilateral; hence and therefore (exterior angle of a triangle is equal to the sum of the two interior opposite angles). Hence, applying this res...
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 qu...
Equilateral Triangle:An equilateral triangle has three sides of equal length, three angles with the same measure, and three vertices. Equilateral triangles are typically used in geometry reasoning problems because, when we have the measure of one of the angles or sides...