Question

check my answers please Calculate the area of triangle ABC with altitude CD, given A (-7, -1), B (-1, 5), C (0, 0), and D (-3, 3). (5 points)


9 square units
18 square units
18.5 square units
21 square units
I got 21

Answer 1

@phi @Loser66

Answer 2

@ganeshie8

Answer 3

@Kainui

Answer 4

@Compassionate

Answer 5

@Nnesha

Answer 6

@MeowLover17

Answer 7

@imqwerty

Answer 8

Find the perimeter of a quadrilateral with vertices at C (-1, 1), D (3, 4), E (6, 0), F (2, -3). Round your answer to the nearest hundredth when necessary. (5 points)


12 units
16 units
20 units
24 units
for this one I got 16 but i think it could be 20 also

Answer 9

@Zale101

Answer 10

@ganeshie8 pls help

Answer 11

@sugarplum15

Answer 12

@mathmath333

Answer 13

Thanks for the help from any of you.