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AleksAgata [21]

2 years ago

14

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

1 answer:

mixas84 [53]2 years ago

7 0

Answer:

1.ABC is equilateral triangle because all sides are equal

3.because they are the joined figure of a triangle

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How do you find the phase shift of the trig function y=4sin(pieX+2)-5

max2010maxim [7]

The phase shift is the value of the angle when the variable
in the angle is zero.

The angle in the sin function in this equation is (pi X + 2).

When the variable 'X' is zero, the angle is 2 .

So the phase shift of this sin function is 2 (of whatever
the unit of the angle is ... 2 degrees, 2 radians, etc.)

5 0

3 years ago

there are 91 days until the craft sale. Autumn needs to make 817 rings before the sale. she wants to make about the same number

marta [7]

817/91 =8.98

she needs to make about 9 rings each day

6 0

3 years ago

Read 2 more answers

WILL GIVE BRAINLIEST!!!!!

ruslelena [56]

Answer:

<h3> m∠BAC = 80° </h3>

Step-by-step explanation:

m∠BCD = 145° ⇒ m∠BCA = 180° - 145° = 35°

From ΔABC:

m∠ABC + m∠BCA + m∠BAC = 180°

65° + 35° + m∠BAC = 180°

m∠BAC = 180° - 100°

m∠BAC = 80°

5 0

3 years ago

Which ratio correctly compares 150 mm to 60 cm?

deff fn [24]

1 to 4
150mm is the same as 15cm
15cm:60cm
both divisible by 15
1cm:4cm

1 to 4

6 0

3 years ago

Selena was comparing the flying speeds of different birds in science class. Which of the three birds flies fastest? Why?

Mashcka [7]

Answer:

Option C. The robin flies fastest because its rate is 15 m/s

Step-by-step explanation:

Let

x -----> the time in seconds

y ----> the distance in meters

The speed is equal to divide the distance by the time

In this problem, the slope or unit rate of the linear equation is the same that the speed

<em>Robin's Flight</em>

<em>Find the slope</em>

The formula to calculate the slope between two points is equal to

$m=\frac{y2-y1}{x2-x1}$

take two points from the table

(2,30) and (3,45)

substitute in the formula

$m=\frac{45-30}{3-2}$

$m=\frac{15}{1}$

$m=15\frac{m}{sec}$

<em>Cardinal's Flight</em>

$y=10x$

$m=10\frac{m}{sec}$

<em>Blue Jay's Flight</em>

take two points from the graph

(0,0) and (2,20)

substitute in the formula

$m=\frac{20-0}{2-0}$

$m=\frac{20}{2}$

$m=10\frac{m}{sec}$

Compare

The robin flies fastest because its rate is 15 m/s

4 0

3 years ago