Volume
A figure having 6 sides
Hexagon
A triangle with angles 80°, 70°, and 30° and two equal sides.
acute, isosceles
Classify a triangle with 3 60° angles
acute, equilateral
Classify a 7-sided figure
heptagon
Find the measure of x of a quadrilateral having angles 113°, 72°, 98°, and x°.
77°