百度试题 结果1 题目What is the square root of 36? A. 6 B. 9 C. 12 D. 15 相关知识点: 试题来源: 解析 A 反馈 收藏
Sometimes a simple question like what is the square root of 64 has an answer that can confuse a few. In this case, we will dispel a couple of myths. MY LATEST VIDEOSThe main objective in this tutorial is to learn a few things about square roots and radicals, so that you are able ...
The area of a rectangle is 56 square meters. If the length is 8 meters, what is the width? A. 6 meters B. 7 meters C. 8 meters D. 9 meters 相关知识点: 试题来源: 解析 B。矩形面积=长×宽,已知面积和长,宽=面积÷长,56÷8=7 米,所以选 B。A 选项 6 米,计算错误。C 选项 8...
The area of a square is 49 square meters. What is the perimeter of the square? A. 14 meters B. 20 meters C. 24 meters D. 28 meters 相关知识点: 试题来源: 解析 D。正方形面积等于边长乘以边长,49 的平方根是 7 米,正方形周长等于边长乘以 4,7 米乘以 4 等于 28 米。选项 A、B、C ...
题目A square has an area of 49 square meters. What is the length of one side? A. 7 meters B. 6 meters C. 5 meters D. 8 meters 相关知识点: 试题来源: 解析 A。正方形面积 = 边长×边长,已知面积为 49 平方米,边长 = √49 = 7 米。选项 B 6×6 = 36 平方米;选项 C 5×5 = ...
What is the square root of the number whose square is 16( ). A. 2B. 4C. √8D. 16相关知识点: 试题来源: 解析 A The number whose square is 16 is 4. The square root of 4 is 2. 平方等于16的数的平方根是多少( ). A. 2 B. 4 C. √8 D. 16 平方为16的数为4,4的平方根...
题目The area of a square is 49 square meters. What is the length of each side? A. 6 meters B. 7 meters C. 8 meters D. 9 meters 相关知识点: 试题来源: 解析 B。解析:正方形面积等于边长的平方,已知面积是 49 平方米,那么边长等于根号下 49,即 7 米。选项 A,6 的平方是 36 平方米,...
A square has an area of 64 square meters. What is the length of its side? A. 8 meters B. 10 meters C. 12 meters D. 7 meters 相关知识点: 试题来源: 解析 A。正方形面积是边长乘边长,已知面积为 64 平方米,边长为 8 米,因为 8 乘以 8 等于 64。选项 B 是错误的计算结果;选项 C 是...
A square has an area of 49 square feet. What is the length of one side? A. 6 feet B. 7 feet C. 8 feet D. 9 feet 相关知识点: 试题来源: 解析 B。解析:正方形面积等于边长的平方,已知面积是 49 平方英尺,那么边长就是 7 英尺,因为 7 的平方是 49。
A square has a side length of 5 meters. What is the area of the square? A. 10 square meters B. 15 square meters C. 20 square meters D. 25 square meters 相关知识点: 试题来源: 解析 D。正方形面积等于边长乘以边长,5 米乘以 5 米等于 25 平方米。选项 A 是边长乘以 2,错误。选项 B...