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DaniilM [7]
2 years ago
6

Geometry: complete this proof, ASAP!!!!!!!!!!!!!!!! It’s urgent

Mathematics
1 answer:
scoray [572]2 years ago
7 0

Answer:

1. AC is perpendicular to BD

1. Given

2. ACB is a right angle

2. Definition of perpendicular lines

3. Triangle ACB is a right triangle

3. Definition of right triangles

4. Angles 1 and 3 are complementary

4. Interior angles of a triangle add up to 180 degrees (Triangle Interior Angle Sum Theorem), and m<ACB = 90 degrees (definition of right angles), so m<1 + m<3 = 90 degrees (subtraction property of equality). By the definition of complementary angles, angles 1 and 3 are complementary.

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Please help me! Write an equation in point-slope form of the line that passes through the given point and has the given slope.
andriy [413]

9514 1404 393

Answer:

  1. y -3 = 5(x -1)
  2. y +1 = -3(x +2)
  3. y +7 = -1/4(x -4)

Step-by-step explanation:

When you are given a point and a slope, and asked for the equation in point-slope form, it is simply a matter of putting the given numbers into the appropriate places in the equation template.

  y -k = m(x -h) . . . . . . point (h, k), slope m

__

1. y -3 = 5(x -1) . . . . . . point (1, 3), slope 5

2. y +1 = -3(x +2) . . . . point (-2, -1), slope -3

  note that for k=-1, -k = -(-1) = +1; similarly the value of -h becomes +2

3. y +7 = -1/4(x -4) . . . point (4, -7), slope -1/4

8 0
3 years ago
Figure ABCD is transformed to figure A′B′C′D′:
sasho [114]
Your answer would be...

<span>Angle C prime D prime A prime.

This is because this is the angle after the transformation, and the angle did not change.
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4 0
4 years ago
Toms weekly salary increased from $240 to $270. what was the percent of change?
8_murik_8 [283]

Answer:

12.5%

Step-by-step explanation:

5 0
3 years ago
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The value of n is both 5 times as much as the value of m and 36 more than the value of m. what are the values of n and m? explai
Cloud [144]
I'm in seventh grade. I haven't learned that yet.
try asking your teacher.
8 0
4 years ago
A line passes through (1, –5) and (–3, 7). a. Write an equation for the line in point-slope form. b. Rewrite the equation in slo
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see picture attached.

i hope this helped !!

8 0
4 years ago
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