What rational number is halfway between 1/5 and 1/3?

Is δ pmr similar to δ smn ? if so, which postulate or theorem proves these two triangles are similar?

What is the length of the missing leg in this right triangle? 18 mm 24 mm 26 mm 32 mm

Afamily of five rents a kayak and splits the total time, k, equally. each family member spent less than 25 minutes kayaking. which values can be used to complete the math sentence below so that it accurately represents the situation? intro done