Mathematics, 05.05.2021 01:00 liliaboop5006
HELPHURRYPLS!!
A fireman needs to get water to a second-floor fire. His ladder is 30 ft long and he leans it against the vertical wall so that the top of the ladder is 27 ft above the ground.
(a) Use trigonometry to find the angle formed between the ground and the ladder. Round to the nearest whole number and show all your work.
(b) For safety reasons, the fireman wants the angle the ladder makes with the ground to be no more than 70Β°. Will the ladder be safe the way it is positioned? Explain.
Answers: 3
Mathematics, 21.06.2019 17:00
The parabola x= βy-9 opens: a.)up b.)down c.)right d.)left
Answers: 1
Mathematics, 21.06.2019 22:40
The value of x in this system of equations is 1. 3x + y = 9 y = β4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (β4x + 10) = 9 βx + 10 = 9 βx = β1 x = 1 what is the value of y?
Answers: 1
Mathematics, 22.06.2019 00:00
Technicians have installed a center pivot, circular irrigator for a farm that covers 25 acres. a.) how long is the irrigation boom (in feet) from the center pivot to its farthest extent? b.) if the irrigation boom makes 4 full revolutions in a day, how many miles does the end of the boom travel in 5 days?
Answers: 1
HELPHURRYPLS!!
A fireman needs to get water to a second-floor fire. His ladder is 30 ft long and h...
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