Kite dcfe is inscribed in circle a shown below:
if the measure of arc def is 266°, what is the measure of ∠def?
numerical answers expected!

The formula for the volume of a right square pyramid is given below, where a is the side length of the base and h is the height.

Three students each examine the system of linear equations shown. 8x + 4y = 16 8x + 2y = 8 caleb says there is exactly one solution. jeremy says there is no solution. kim says there are infinitely many solutions. which student is correct? provide mathematical reasoning to support your answer. answer in complete sentences. : d

A11 gram sample of a substance that’s used to treat thyroid disorders has a k-value of 0.1247