4-141. Find the perimeter and area of each figure.
a.
15 km
b.
inch
4 km 4
7 km
10 km
inch

Is the open sentence 5x-2=3x+2 true when x=2? justify your answer.

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

Which point lies on a circle with a radius of 5 units and center at p(6, 1)?