If <3 measures 123°, what is the measure of <7?

The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years

Complete the conditional statement. if a + 2 < b + 3, then a < b b < a a – b < 1 a < b + 1

The perimeter of an equilateral triangle is 4 cm more than the perimeter of a square and the length of a side of the triangle is 8 cm more than the length of a side of the aware. find the length of a side of the equilateral triangle