Question

i needhelp please
Which of the following could NOT be the lengths of the sides of a right triangle? (1 point)
9 ft, 12 ft, 15 ft
5 in., 10 in., 15 in.
4 cm, 7.5 cm, 8.5 cm
1.5 m, 2 m, 2.5 m

For problems 11–12, find the distance between the two points. Round to the nearest tenth if necessary.
11.
(8, 8), (12, 11) (1 point)
7
5
25
28

12.
(–2, –6), (3, 9) (1 point)
15.8
250
3.2
20


For problems 14–15, find the midpoint of the segment with the given endpoints.
14.
H (3, 4) and I (10, –4) (1 point)

(13, 8)
(–1, 8)

Answer 1

For the first one, used Pythagorean Theorem (c^2=a^2+b^2)
For the second, subtract the first point from the second.
For the last one, add up the 2 points, then divide by 2 (Find the average).