Mathematics, 19.03.2020 20:11 cupkakekawaii45
A 15-ft ladder leans against a wall. The lower end of the ladder is being pulled away from the wall at the rate of 1.5 ft/sec. Let x be the distance from the bottom of the ladder to the wall, y be the distance from the top of the ladder to the ground and l be the length of the ladder. How fast is the top of the ladder moving along the wall at the instant it is 9 feet above the ground
Answers: 2
Mathematics, 21.06.2019 13:00
In triangle abc segment de is parallel to the side ac . (the endpoints of segment de lie on the sides ab and bc respectively). find de, if ac=20cm, ab=17cm, and bd=11.9cm;
Answers: 1
Mathematics, 21.06.2019 14:00
Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)
Answers: 3
Mathematics, 21.06.2019 15:30
Will used 20 colored tiles to make a design in art class. 5/20 of his tiles were red. what is an equivalent fraction for the red tiles?
Answers: 1
A 15-ft ladder leans against a wall. The lower end of the ladder is being pulled away from the wall...
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