Square (second power, quadratic) - practice problems
Number of problems found: 1891
- First calc
What part of the expression below should be calculated first? 8 + {22 × [15 + (14 × 2)]}
- Figure
Figure A is a scale image of Figure B, as shown. (figure a is 6 inches and figure b is x inches, both squares) The scale that maps Figure A onto Figure B is 1:1 1/3. Enter the value f x
- A cube
A cube has a surface area of 64 ft². Hedy creates a reduction of this cube using a scale factor of 0.5. What is the surface area of the reduction?
- Polygon 3
Polygon ABCD is dilated, rotated, and translated to form polygon QWER. The endpoints A, B are at (0, -7) and (8, 8), and the endpoints QW are at (6, -6) and (2, 1.5). What is the scale factor of the dilation?
- A particle 2
If the motion of a particle is described by the relation a(t) = 7t³ + 2 m/s², and the initial velocity of the motion is zero when t = 0 and the distance is 2m, t = 0.5s. Determine the velocity and displacement when t = 10s.
- Isosceles triangle
Find the area of an isosceles triangle whose leg is twice the base, b=1
- Evaluate 26
Evaluate square root: √1³+2³+3³+4³=
- A farmer 6
A farmer made a square chicken coop with a length of 6 1/3m. Determine the perimeter of the chicken coop. (Recall: perimeter =add all sides)
- Square field
The perimeter of a square field is 64 m. Find the cost of cementing the field at the cost of 240 USD per square meter.
- Rohan
Rohan wants to fence his square field where each side is 75 m. If the cost of 1 m wire is Rs 1.50 per metre. Find the cost of fencing the field.
- A yard
Yevgen is fencing in a yard that is 30 meters longer than it is wide. The yard will have an area of 1000 m². Find its width and length.
- A Pile of salt
A Pile of salt has been stored in the shape of a cone. Mr. Terwilliker knows that the pile is 20 feet tall and 102 feet in circumference at the base. What is the area of the conical tarpulin (a large sheet of material) needed to cover the pile?
- Solve 13
Solve the missing dimensions for the following triangle: Triangle ABC: AngleA=43 degrees, b=7.0cm, c=6.0cm Question 1. AngleB with units written as degrees Question 2. Angle C with units written as degrees Question 3. a, rounded to the nearest tenth of a
- Sin cos tan
If cos y = 0.8, 0° ≤ y ≤ 90°, find the value of (4 tan y) / (cos y-sin y)
- The radius
The radius and slant height of a right circular cone are 9 cm and 15 cm respectively. Find, correct to one decimal place, the (i) Height (ii) Volume of the cone
- SAS calculation
Given the triangle ABC, if side b is 31 ft., side c is 22 ft., and angle A is 47°, find side a. Please round to one decimal.
- Express value
Given that p = √(mx/t-t² x) Make x the subject If m = 7, p = -3 and t = 4, find the value of x
- Calculate 75014
The surface of a cube is equal to 294 square meters. Calculate the edge and volume of the cube.
- Intersection 74914
Find the perimeter of triangle ABC, where point A is the beginning of the coordinate system, and point B is the intersection of the graph of the linear function f: y = - 3/4• x + 3 with the x-axis, and C is the intersection of the graph of this function w
- Solve 12
Solve following quadratic equation: 3/2-(2x-1)²=5/4
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