Abag containing 4 red cards numbered 1-4, and 4 white cards numbered 1-4, and 4 black cards numbered 1-4. you choose a card at random

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?

If angle eac is congruent to angle eca, name the congruent segments. a. ae, ec b. ec, ca c. ae, ac d. ae, ec, ac