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education
The first two hours the car drove at a speed of 50 km / h, the next hour – at a speed of 100 km / h, and
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education
Calculate the height of a rectangular parallelepiped if the lengths of the sides of the rectangle at the base are 3m and 8m, and the volume of the
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education
The mass of dried apples is 17% of the mass of fresh apples. How many fresh apples should you take to get 4.08 tons of dried apples? How
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education
From city A to city B, the distance between which is 550 km, a motorcyclist left. 4 hours after that, a cyclist left town B to meet him
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education
From two points a pedestrian and a cyclist set off towards each other at the same time. At the time of the meeting, the distances covered by them
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education
Let’s make the proportion: 5: x = 1: 1000 x * 1 = 5 * 1000 x = 5 * 1000 x = 5000 5000 cm = 50
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education
In the right-angled triangle MBC the height of the air pressure is drawn. BC leg = 18 cm, CBD angle is 60 degrees. Find the length of the
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education
Given: OA, OB, OC – the radii of the circle O; ⦟AOB = ⦟BOC Prove: ⦟OAB = ⦟OCB Proof: OA, OB, OC – radii of circle O (by
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education
One of the corners of a right-angled triangle is 60 ‘(degrees) and the difference between the hypotenuse and the smaller leg is 4 cm. Find the hypotenuse and
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education
Poachers kill animals and cut down forests. Without animals, the forest is empty. and if there are no animals, then we will not have furs, skins, meat, and
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