A10.5-gallon aquarium is 2/3 full. how many more gallons of water does it take to fill the aquarium?

On the first of each month sasha runs a 5k race she keeps track of her times to track her progress her time in minutes is recorded in the table

Find the value of the variable and the length of each chord for #5 and #6.

Urgent need asap △abc is similar to △xyz. also, side ab measures 6 cm, side bc measures 18 cm, and side xy measures 12 cm. what is the measure of side yz ? enter your answer in the box.