Physical quantities - math word problems - page 45 of 177
Number of problems found: 3535
- Three angles
Find all missing angle values using the Law of Cosines, given all three sides: a = 12, b = 13, and c = 20 - Cosine - legs
Using the law of cosines, find the measurement of leg b if the givens are β=20°, a=10, and c=15. - Conjugate coordinates
If the rectangular conjugate of the polar vector 12 angle 35 degrees is equal to x+yi, find the sum of x and y. - The apothem
The apothem of a regular hexagon is 5√3 inches. Find one of its sides and area. - X-triangle
Find the length of the x segment in the given triangle drawings. - Trigonometric fx
When an acute angle φ is in the standard position, its terminal side passes through point P (1,3). Find trigonometric functions of angle θ : sin φ, cos φ, tan φ, cotan φ. - Building shadow
When the Sun's altitude is 30° above the horizontal, find the length of the shadow cast by a 50 m high building. - A boy 5
A boy starts at A and walks 3 km east to B. He then walks 4 km north to C. Find the bearing of C from A. - Vertical components
Find the horizontal and vertical components of the vector which has a magnitude of 750 as shown in the figure. - Angle and slope
Find the angle between the x-axis and the line joining the points (3, −1) and (4, −2). - Calculate the density
Calculate the density of a body with a mass of 6.5 kg and a volume of 0.01 m³. - Asphalt - road
2,933 kg of asphalt is how many m³? Use the density of asphalt as 2,400 kg/m³. Note: Natural asphalt (bitumen): 1,010–1,050 kg/m³ Asphalt mixture (for roads): 2,200–2,500 kg/m³ (Contains mineral aggregates, so it is denser.) - Stay - CK
A holiday stay costs 14,200 CZK per person. If you pay by the end of March, the travel agency offers a discount of 4,500 CZK. How much will two people pay for the trip if they pay by the end of March? - Volume of gasoline
There is 1,200 kg of gasoline in a tank. The density of gasoline is 0.75 g/cm³. Calculate the volume of the gasoline. - Strawberry - mililiters
The volume of a strawberry smoothie is 1,250 ml. Convert this to litres and express it as a fraction. - Hour as Day Fraction
Write as a fraction in lowest terms: What part of a day is one hour? - Trajectory
Nelka holds a dumbbell in her outstretched hand. She then lifts it by bending her arm only at the elbow through an angle of 135°. The exercise ends with the dumbbell being lowered back along the same path. What is the total length of the trajectory the du - Density of Cork
A cork stopper with a volume of 15 cm³ weighs 3 g. Determine the density of the cork. - Cost of Gasoline Refuel
A liter of gasoline costs €1.2. After refueling, my car weight increased by 15 kg. The density of gasoline is p=750 kg/m³. How many euros did I fill up with? - Gram price euros
If 5000 g costs €120, how much will 100 g cost?
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