I need help!! Question: Today, everything at a store is on sale. The store offers a 20% discount. The regular price of a pair of sneakers cost $25.
1: How much is the discount?
2:What is the price of the sneakers after the discount is applied?
Help quick!

The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years

]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

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