a yardstick, held vertically on a level surface, cast a shadow 1 foot 8 inch long. Find the tangent of the angles that the rays of the sun make with the horizontal.
a right triangle is formed in the first quadrant by the x- and y- axes and a line through the point (1,2). write the length of the hypotenuse as a function of x. find the vertices of the triangle such that its area is a minimum.
How much interest would a person have to pay on a $3250 loan at 5% for three years??
a sprinter accelerates from rest to 10 m/s in 1.3s. What is her acceleration a) in m/s^2> b) km/n^2?
At highway speed, a particular car is capable of an acceleration of about 1.7m/s^2.At this rate how long does it take to accelerate from 90 km/h to 110 km/h? (in seconds)
A sports car accelerates from rest to 100 km/h in 6.25. What is the acceleration in m/s^2?
what is 9y to the 18 power divided by15y to the2 power
sue nees to find the length & width of a room. the room is 4 meters longer then it is wide. its perimeter is 24 meters. what is the width?
When the mover pushes the box, two equal forces result. Explain why the box moves even though the forces are equal and opposite
Two sides of an equilateral triangle are 3x +15 and x + 21. Which of the following could be the measure of the third side?