The ramp has an angle of 30 degrees. What is the meaning of “angle” in this case? A. gradient B. speed C. distance D. time 相关知识点: 试题来源: 解析 A。“angle”在这种情况下指的是坡度,选项 A“gradient”有坡度的意思;选项 B“speed”是速度;选项 C“distance”是距离;选项 D“...
One angle is measured as 60 degrees. What is the measure of the other angle? A. 30 degrees B. 90 degrees C. 120 degrees D. 210 degrees 相关知识点: 试题来源: 解析 B。两个角的和是 150 度,其中一个角是 60 度,那么另一个角就是 150 - 60 = 90 度。反馈 收藏 ...
A. 70 degrees B. 80 degrees C. 90 degrees D. 100 degrees 相关知识点: 试题来源: 解析 C。本题考查三角形内角和为 180 度的知识以及英语表达。180-30-60=90 度。A 选项 70 度错误;B 选项 80 度错误;D 选项 100 度错误。反馈 收藏
解析 C。本题考查三角形内角和为 180 度的英语表达及计算。已知两个角为 30 degrees(30 度)和 60 degrees(60 度),180 - 30 - 60 = 90 degrees,所以答案是 C。A 选项 70 degrees(70 度)、B 选项 80 degrees(80 度)、D 选项 100 degrees(100 度)均不符合。
What is the measure of a straight angle? A. 90 degrees B. 180 degrees C. 360 degrees D. 270 degrees 相关知识点: 试题来源: 解析 B。解析:straight angle 是平角,平角的度数是 180 度。选项 A90 度是直角的度数;选项 C360 度是周角的度数;选项 D270 度不是平角的度数。
Two angles are complementary. One angle is 30 degrees. What is the measure of the other angle? A. 60 degrees B. 45 degrees C. 30 degrees D. 150 degrees 相关知识点: 试题来源: 解析 A。互补角之和为 90 度,一个角为 30 度,另一个角为 90 - 30 = 60 度。
A right angle is divided into two angles. One of the angles is 35 degrees. What is the measure of the other angle? A. 55 degrees B. 65 degrees C. 45 degrees D. 35 degrees 相关知识点: 试题来源: 解析 A。直角为 90 度,一个角是 35 度,那么另一个角是 90 - 35 = 55 度。选...
结果1 题目 If the actual angle is 45 degrees, but you measured it as 55 degrees, what is the error? A. 10 degrees less B. 10 degrees more C. 15 degrees less D. 15 degrees more 相关知识点: 试题来源: 解析 B。本题的易错点是要清楚测量结果比实际角度大了 10 度。 反馈 收藏 ...
What is the degree measure of half of a right angle? To the nearest degree, what is m angle B? In the figure below, r||s, m angle 3 = (5x+16) degrees, and m angle 6 =(10x +14) degrees. What is a measure of angle 1?
Observe the parallelogram. If one angle is 80 degrees, what is the measure of its adjacent angle? A. 80 degrees B. 100 degrees C. 180 degrees D. 20 degrees 相关知识点: 试题来源: 解析 B。平行四边形的邻角互补,和为 180 度。已知一个角为 80 度,其邻角 = 180 度 - 80 度 = 100 度...