Mathematics, 05.09.2019 16:30 kitkatwolf
You are climbing in the high sierra where you suddenly find yourself at the edge of a fog-shrouded cliff. to find the height of this cliff, you drop a rock from the top and 7: 40 s later hear the sound of it hitting the ground at the foot of the cliff. ignoring air resistance, how high is the cliff if the speed of sound is 330 m/s?
Answers: 2
Mathematics, 21.06.2019 15:10, blessing5266
Aline on the wall and a line on the floor are skew. always, sometimes, or never?
Answers: 3
Mathematics, 21.06.2019 16:30, leenzazou98241
The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year. how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.
Answers: 1
Mathematics, 22.06.2019 00:20, lucypackham9
Last week , donnell practiced the piano 3 hours longer than marcus . together, marcus and donnell practiced the piano 11 hours . for how many hours did each young man practiced the piano
Answers: 3
Mathematics, 22.06.2019 03:30, destanybrunson
The monthly texting plan of all star cell is $11 per month and $0.25 per text. the monthly texting plan of top line cell is $14 per month and $0.15 per text. a student wants to set up a system of equations to find the number of texts for which the total monthly cost of the two companies is the same. he uses the variables x and y. he lets y represent the total monthly cost. what will x represent? x = number of texts x = cost of the total number of texts x = total monthly cost x = cost of each text
Answers: 1
You are climbing in the high sierra where you suddenly find yourself at the edge of a fog-shrouded c...
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