A square has an area of 25 square decimeters. What is the side length in centimeters? A. 50 B. 5 C. 25 D. 12.5 相关知识点: 试题来源: 解析 A。1 平方分米等于 100 平方厘米。25 平方分米换算为平方厘米是 2500 平方厘米,因为正方形面积等于边长乘边长,所以边长等于根号下 2500,即 50 厘米...
The perimeter of a rectangle is 24 centimeters. If the length is 8 centimeters, what is the width? A. 4 centimeters B. 5 centimeters C. 6 centimeters D. 7 centimeters 相关知识点: 试题来源: 解析 A。本题考查长方形周长公式。周长等于 2 倍的长加 2 倍的宽,已知周长 24 厘米,长 8 厘米,...
We are given that the circumference of a circle is 30 centimeters, and we want to know the length of its radius. Thus, we can use the formula for the... Learn more about this topic: Radius of a Circle Formula & Example | How to F...
b) What is the amplitude in centimeters?Oscillation:When an object moves from one extreme position to another extreme position and comes back to the initial position, the motion is termed as one oscillation. The p...
We have to find the length (in cm) of a pendulum that has a period of 0.565 seconds. The length of the pendulum is given by: {eq}l=\d...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts ...
If the area of a square is 49 square centimeters, what is the length of each side?相关知识点: 试题来源: 解析 7厘米 正方形的面积计算公式为边长的平方,即面积 = 边长²。已知面积是49平方厘米,设边长为\( a \)厘米,则方程为\( a^2 = 49 \)。两边开平方得到\( a = \sqrt{49} = 7 ...
Estimating Length Need extra help for EL students? Try theThe Language of Estimationpre-lesson. Learning Objectives Students will be able to measure and estimate lengths using inches and feet. Introduction (5minutes) Explain to the students that today they will be measuring objects in the classroom...
In the quilting pattern shown above, a small square has its vertices on the sides of a larger square. What is the side length, in centimeters, of the larger square? The side length of the smaller square is 10 cm. Each vertex of the small square cuts 1 side of the larger square int...
What is the length of one side of the handkerchief? A. 6 centimeters B. 8 centimeters C. 9 centimeters D. 12 centimeters 相关知识点: 试题来源: 解析 A。本题考查正方形面积公式,正方形面积等于边长乘边长。面积为 36 平方厘米,因为 6×6 = 36,所以边长为 6 厘米。 反馈 收藏 ...
Meter stick: A meter stick is a measurement tool that measures one meter (hundred centimeters) and is used to measure things in meters and centimeters. Things like the length of a table or the width of a bag can be measured using a meter stick....