What does 8.5 × 10¹⁰ · 7.6 × 10¹² equal

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height

Apool measures 100 meters by 100 meters a toddler inside the pool and trows a ball 60 centimeters from one edge of the pool.how far is the ball from the opposite edge of the pool