Square - high school - practice problems - page 2 of 42
Number of problems found: 824
- Two similar 2
Two similar polygons have corresponding sides 15 inches and 6 inches. If the area of the first is 2700 square inches, what is the area of the second? - Subtract polar forms
Solve the following 5.2∠58° - 1.6∠-40° and give answer in polar form - A lighthouse
A lighthouse overlooks a bay, and it is 77 meters high. From the top, the lighthouse keeper can see a yacht southward at an angle of depression of 32 degrees and another boat eastward at an angle of 25 degrees. What is the distance between the boats? - Piece of a wire
A piece of wire is bent into the shape of a triangle. Two sides have lengths of 24 inches and 21 inches. The angle between these two sides is 55°. What is the length of the third side to the nearest hundredth of an inch? A: The length of the third side is
- Using 4
Using the law of cosines, find the measurement of leg b if the givens are B=20°, a=10, and c=15. - Two chords 2
The length of one of two chords of a circle is 12cm. If the chords are 6cm and 7cm, respectively, away from the center of the circle, calculate the length of the second chord. - Line segment
Find the length of the line joining points A(-4,8) and B(-1,4). - Calculation
How much is the sum of the square root of six and the square root of 100? - Discriminant
Determine the discriminant of the equation: 7x²-x+7=1
- Harmonic mean
Harmonic means of 6 and 12 - Determine 4414
Determine how many rows the 7th-order square matrix contains. - Third-order 4413
Determine how many elements a third-order square matrix contains. - Solve 3
Solve a quadratic equation: (6n+1) (4n-1) = 3n² - Quadratic equation
Find the roots of the quadratic equation: 3x²-4x + (-4) = 0.
- Geometric progression
Fill 4 numbers between 4 and -12500 to form a geometric progression. - Log
Calculate the value of expression log |-7 -i +i²| . - Contains 5503
How many orders are a square matrix C if this matrix contains 36 elements? - Determine 4083
Determine the sum of complex numbers: 2i² + 2i4 - Difference 4102
Determine the difference between two complex numbers: 3i²-3i4
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