Which is the correct label of the parallel lines

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

Olive's solar powered scooter travels at a rate of 30 miles per hour. what equation can she use to calculate her distance with relation to the time she traveled? h=hours m=miles 1. h=m+30 2. m=30h 3. m=h+30 4. h=30m

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.