3 years ago

Find the exact value of sin ( 7 π 4 ) using reference angles

Mathematics

1 answer:

Firdavs [7]3 years ago

3 0

Answer:

-1/root2

Step-by-step explanation:

7pi/4 radians is the same as -pi/4 radians

sin(-pi/4) is -sin(pi/4) = -1/root2

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What is coordinates of the y intercept of x+5=0

mart [117]

Answer:

Step-by-step explanation:

The y intercept is the point where x = 0. Since that isn't possible (because 5 becomes = to 0), there is no y intercept. There is an x intercept at x = - 5

(-5,0)

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3 years ago

Analyze the pre-image ABCD. What are the vertices of the final image if T–1, –2 ◦ ry = x is applied to figure ABCD? A'' B''(3, 2

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No one will understand if you don't add the picture but the answer from Edgenuity is

A: (3,0)

B: (3,2)

C: (1,1)

D: (1,-1)

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2 years ago

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Lunna [17]

Answer:
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explanation:

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Susana collected 5 cents at the recycling plant for each of her 78 cans. Hiw mich money did she collect altogether

shusha [124]

Susana had collected 83 cans altogether.

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In May, the school store sells 80 erasers. In June, the store sells only 16 erasers. What is the percent of change in erasers so

lawyer [7]

Answer: 80%

Step-by-step explanation:

Since we have given that

Number of erasers sold in May = 80

Number of erasers sold in June = 16

Decrement in 1 month gap is given by

16-80=-64

So, Percentage of change in erasers sold from May to June is given by

$\frac{-64}{80}$ × 100

= -80% (Decreased 80%)

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2 years ago