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navik [9.2K]
3 years ago
12

Which side lengths form a right triangle?

Mathematics
1 answer:
Irina-Kira [14]3 years ago
3 0

Answer:

B.

Step-by-step explanation:

B.

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Complete the general form equation of the parabola that passes through (4, -11) with vertex at : (2, -3).
fomenos

Answer:

Step-by-step explanation:

You're given a coordinate in the form of (x, y) and you're also given the vertex in the form of (h, k). We will use those in the vertex form of the equation

y=a(x-h)^2+k and solve for a. Filling in:

-11=a(4-2)^2-3 which simplifies a bit to

-11=a(2)^2-3 and a bit more to

-11=4a-3. Add 3 to both sides to get

-8 = 4a so

a = -2

The equation, then, is

y=-2(x-2)^2-3

7 0
3 years ago
What are the solutions of the quadratic equation (x + 3)2 = 49? x = –2 and x = –16 x = 2 and x = x = 4 and x = –10 x = 40 and x
steposvetlana [31]
Im gonna assume you are solving for x, the equation (x + 3)2 = 49 x is equal to 21.5 or 21 and 1/2. however the rest aren’t equations they’re just x = number and there isn’t much to do with that
5 0
3 years ago
Read 2 more answers
Professor Blanchard is packing up the books in he office to move to a new location. A small box can hold 44 books and a large bo
Aleks [24]

Answer:

x=10

y=20

Step-by-step explanation:

6 0
2 years ago
i have a stem and leaf plot stem numbers 14,15,16 leaf side starting at first row 002 row2 55 row3 0 what is the amount of time
jok3333 [9.3K]
2 x 3 = 6

55 + 6 = 61

It's probably a 2-step problem

to multiply and add
5 0
3 years ago
Which reason completes the proof below?
sergeinik [125]

Observe the figure given.

Given: ABCD is a parallelogram.

To prove: ABCD is a rhombus

Statement

1. ABCD is a parallelogram. AC bisects \angle BCD, \angle BAD.

Reason: Given

2. \angle 1 \cong \angle 2, \angle 3 \cong \angle 4

Reason: Definition of an angle bisector

3. AC \cong AC

Reason: Reflexive property of congruence

4. \Delta ABC \cong \Delta ADC

Reason: ASA Postulate

5. AB \cong AD, BC \cong DC

Reason: corresponding parts of congruent triangles are equal.

6. AB \cong CD, BC \cong AD

Reason: Opposite sides of the parallelogram are congruent.

7. AB \cong AD \cong BC \cong CD

Reason: Transitive property of congruence

8. ABCD is a rhombus

Reason: Definition of rhombus

4 0
3 years ago
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