A 12 foot extension ladder makes a 75 degree angle with the ground, which is level. The ladder reaches a height of H feet above the ground as shown.

Can someone help me find what I am doing wrong here? Thanks in advance!

Prove that the sum of two consecutive exponents of the number 5 is divisible by 30.if two consecutive exponents are 5n and 5n + 1, then their sum can be written as 30.

Which is the best estimate of the product of 0.9 x 0.88? 0 0.25 0.5 1

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the given curves about y = 8.8y = x3, y = 0, x = 4use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the given curves about y = 8.8y = x3, y = 0, x = 4