Estimate each number to the nearest hundreds and find the sum.
76549+5876

Find the area of the regular hexagon if a side is 20 cm.

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?