Simplify each expression without using a calculator. For each expression, draw a diagram or use words to explain how you know your answer makes sense. a. -8÷-4 b. 18÷-3 c. -24÷2 d. 17÷-1

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.

]supplementary angles are two angles that add up to . • complementary angles are two angles that add up to degrees. • adjacent angles share a and a • congruent angles have the measure. • an triangle has one angle that is greater than 90 degrees. • a triangle with angles 45°, 45°, and 90° would be a triangle

Darragh has a golden eagle coin in his collection with a mass of 13.551\,\text{g}13.551g. an uncirculated golden eagle coin has a mass of 13.714\,\text{g}13.714g.