What is the degree of the remainder when 5 x 4 + 4 x 3 + 3 x 2 + 2 is divided by 2 x 2 + 1 ?​

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

Tyler enjoys the fish so much that after his birthday his family decides to take him to a famous aquarium a tank at the aquarium is similar to his tank with the scale factor of 8 how many times greater is the volume of the tank at the aquarium than the volume of tyler tank

Which diagram best shows how fraction bars can be used to evaluate 1/2 divided by 1/4?