Which characteristics will prove that DEF is an acute isosceles triangle

Given the conditional statement, match the following. conditional statement: if two lines intersect, then their intersection is one point.

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?