In AIJK, the measure of ZK=90°, the measure of ZI=41°, and IJ = 2 feet. Find the length of KI to the nearest tenth of a foot.

Please serious answers only

Which statement about perfect cubes is true

Two cyclists 84 miles apart start riding toward each other at the samen time. one cycles 2 times as fast as the other. if they meet 4 hours later what is the speed (in miles) of the faster cyclists

Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota