How do you write 10×10×10×10 using exponents

What is the area of triangle pqr on the grid? a triangle pqr is shown on a grid. the vertex p is on ordered pair 7 and 6, vertex q is on ordered pair 1 and 6, and the vertex r is on ordered pair 4 and 2. 5 square units 6 square units 10 square units 12 square units

And employee salary increased by $4500 which represents a 15% raise what is the rate of the increase

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.