The value of my hundred digit is 300, the value of my tens digit is zero. The value of my ones digit is an even number greater than seven

How can you construct perpendicular lines and prove theorems about perpendicular lines

Afootball quarterback has two more chances to throw a touchdown before his team is forced to punt the ball. he misses the receiver on the first throw 25% of the time. when his first throw is incomplete, he misses the receiver on the second throw 15% of the time. what is the probability of not throwing the ball to a receiver on either throw?

X^2/100+y^2/25=1 the length of the major axis is: a)5 b)10 c)20