Step-by-step explanation:
perp. -1/2
y + 3 = -1/2(x - 4)
y + 3 = -1/2x + 2
y = -1/2x - 1
Answer:they have the same shape
Step-by-step
Y=200x. it will take joan 8 hours to hike 1600 ft.
Answer: 50 units squared
explanation: you just use the formula for area which is Length x height. The length would be 10 and the height would be 5. so we input it into the formula 5x10=50
Answer:
The no. of students that play at least one instrument = 448
Step-by-step explanation:
Total number of students surveyed = 480
Students play piano = 253
Students play harp = 268
Students play both harp & Piano = 73
Thus number of student surveyed that they play at least one of the instrument = (Students play piano) + (Students play harp) - (Students play both devices)
= 253 + 268 - 73
= 448