A 4-inch by 2-inch piece of granite that 5 feet long is cut lengthwise along ts diagonal Find the and area of the cross section formed by the cut. Round your answers to the nearest hundredth

If sin θ=24/25 and 0 less than or equal to θ less than or equal to π/2, find the exact value of tan 2θ. answers; a) -527/336 b) -336/527 c)7/24 d) 24/7

Can someone answer this question? : )

You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?