A triangle, ABC , has angle measures of 60,60 ,60 and and three congruent (equal) sides. How would this triangle be classified?

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?

Twice the sum of a number and 2 is equal to three times the difference of the number and 8. find the number.