What is the expression to be used in order find measure of side BC? In the acute triangle ABC, segment AD is an altitude, the measure of \angle ADB= 2x^2 + 40, BD= 9x - 3, and DC= 6x + 15. Find BC. Angle ACB is an incribed ang...
If the base and altitude of a parallelogram are b and h then its area is given by the formula- A=b×h Here A is the area of the parallelogram Answer and Explanation: Given that ABCD is a parallelogram. We know that in a parallelogram the sum of any two adjacent ...
解析 the关键词(句):what color:什么颜色翻译:尺子是什么颜色?此句问尺子的颜色,可知“尺子”在此处为特指,其前要加定冠词the。 结果一 题目 4.--What color is ruler?4-Whatcoloris 答案 the关键词(句):what color:什么颜色翻译:尺子是什么颜色?此句问尺子的颜色,可知“尺子”在此处为特指,其前要加...
∠ACB=90°Ⅶ。连词成句,注意大小写及标点符号。2. his name what is(?) 相关知识点: 基础积累与运用 句子 写句子 连词成句 试题来源: 解析 What is his name?关键词(句):name:名字;姓名翻译:他叫什么?根据所给词汇和括号中的问号可知,这是一个what位于句首的特殊疑问句,what放在句首要大写;因为是...
Compare the question "What do you do?" to "What are you doing?" They sound similar, but the second is not work-related. It is asking what the person is doing right now, this minute. Two other friendly ways to ...
You are well aware that you need to exercise to keep the body fit and, no doubt, accept that a reasonable measure of health is the speed in which your heart and respiratory system recovers after exercise. Likewise the ...
Quadrilateral OPQR is inscribed inside a circle as shown below. What is the measure of angle Q? Inscribed Quadrilateral: When a quadrilateral is inscribed in a circle, the arcs formed by opposite angles will always have a sum of 360 degrees. This is because oppos...
A△ABC is isosceles, hence ∠ACB=∠CAB.The sum of internal angles of △ABC can now be expressed as ∠B+5/2∠B+5/2∠B=6∠B, hence ∠B=30°, and each of the other two angles is 75°.Now we know that ∠DCE=∠ACB=75°.Finally, △CDE is isosceles, hence each of th...
What is the distinction between inflectional affixes and derivational affixes?(四川大学2007研)∠ACB=90°∠ACB该题您未回答:х 该问题分值: 2 相关知识点: 试题来源: 解析 答案: 正确答案:The distinction between inflectional morphemes and derivational morphemes could be illustrated in the following four ...
B) what is angle A? C) what is angle C? In triangle EFG, the measure of angle E is 97 degrees, and the measure of angle F is 15 degrees. What is the measure of angle G? In the circle O, angle ACB = 56 degress. What is the degree measure of angle OAB? What is the ...