Square root - 9th grade (14y) - math problems
Number of problems found: 156
Use law of square roots roots: ?
- Unknown number 4
I think number. When I divided its square root by its 1/9, I get a number 1. What number am I thinking?
- Digits A, B, C
For the various digits A, B, C is true: the square root of the BC is equal to the A and sum B+C is equal to A. Calculate A + 2B + 3C. (BC is a two-digit number, not a product).
- Square roots
What is equal to the product of the square roots of 295936?
- Square 2
Points D[10,-8] and B[4,5] are opposed vertices of the square ABCD. Calculate area of the square ABCD.
- Magnification of the square
If we increase the square side, increase the content of the 70 %. About what percentage was increased his sides?
Points A[-9,7] and B[-4,-5] are adjacent vertices of the square ABCD. Calculate the area of the square ABCD.
- Square diagonal
Calculate the length of the square diagonal if the perimeter is 476 cm.
Area of circle inscribed in a square is 14. What is the area of a circle circumscribed around a square?
Suppose the square's sides' length decreases by a 25% decrease in the content area of 28 cm2. Determine the side length of the original square.
How much you will pay CZK for laying tiles in a square room with a diagonal of 8 m if 1 m2 cost CZK 420?
- Tree trunk
From the tree trunk, the diameter at the narrower end is 28 cm, a beam of square cross-section is to be made. Calculate the longest side of the largest possible square cross-section.
Number ?. Find the value of x.
- Sphere A2V
The surface of the sphere is 241 mm2. What is its volume?
How many steps you save if you go square estate for diagonal (crosswise), rather than circumvent on the two sides of its perimeter with 307 steps.
The cylinder surface is 922 dm2, its height is equal to the radius of the base. Calculate height of this cylinder.
The area of a square garden is 6/4 of triangle garden with sides 56 m, 35 m, and 35 m. How many meters of fencing need to fence a square garden?
- ABCD square
In the ABCD square, the X point lies on the diagonal AC. The length of the XC is three times the length of the AX segment. Point S is the center of the AB side. The length of the AB side is 1 cm. What is the length of the XS segment?
If ?, then n is:
- Sphere radius
The surface of the sphere is 60 cm square. Calculate its radius; result round to tenth of cm.