Absolute value - practice problems - last page

Number of problems found: 150

3-bracket 3
Two angles in a triangle are 90° and 45°. Has the triangle at least two equal sides?
The angle of lines
Calculate the angle of two lines y=x-8 and y=+12
Sphere slices
Calculate the volume and surface of a sphere if the radii of a parallel cut r₁=32 cm, r₂=47 cm, and its distance v=21 cm.
ABS CN
Calculate the absolute value of the complex number -6+19i.
Extreme temperatures
The USA hit an extreme heat wave. Calculate the percentage of the air temperature change from normal summer temperature 25 °C to 38 °C.
Geometric progression
Fill 3 numbers between 5 and 405 to form a geometric progression.
Slope of track
Calculate the average slope (in permille and even in degrees) of the rail tracks between Prievidza (309 m AMSL) and Horná štubňa (624 m AMSL) if the track is 37 km long.
Temperature calculus
Calculate the percentage of temperature stúpla if changed from 3°C to 7°C.
Crossroads
A passenger car and an ambulance come to the rectangular crossroads, and the ambulance leaves. The passenger car is moving at 39 km/h, and the ambulance is moving at 41 km/h. Calculate the relative speed of the ambulance moving to the car.
Speed of Slovakian trains
Rudolf took the train from the station 'Nitra' to 'Nové Zámky'. In the train timetables found train Os 5004 : km 0 Prievidza 14:25 4 Koš 14:30 14:31 9 Nováky 14:36 14:37 13 Zemianske Kostoľany 14:42 14:43 16 Bystričany 14:47 14:48 19 Oslany 14:51 14:51 23

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