30 Times what gives you 45?

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?

The sum of 5consecutive even numbers is 100. what is the first number in this sequence?

Whats the theoretical probability of popping a polka dot balloon? express your answer as a fraction, decimal and percent solid 15 polka dot 5 striped 17 plzz me due tomorrow