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What is a rotational symmetry order?
You can rotate an object by anything upto 360 degrees (excluding one of 0 deg and 360 deg). The order is the number of different values at which the object is the same as the original one.
What is the length of chord?
Any value upto that of the diameter.
How do you calculate volume of concrete placed in slump cone?
Calculate the volume of full cone. For this you need to reproduce the cone surface upto the point where radius becomes zero.Then deduct the volume of the portion which is cut from the full volume. You can't multiply the height to the average of bottom area and top area. Because area (pi.r^2) is the second degree function of radius, not first degree.
How many dimensions are there in a box that has a area of 88 cm?
The area of the box is immaterial. If this is just a normal math question then the answer is 3 dimensions. Length Width and Depth. If is a question ref mathematical theory, then Space and Time bring the answer upto 5, but for this you would have to be doing a degree.
How do you round off 1.550 upto one decimal place?
It is: 1.6
