Does anybody know how to answer this?

Mathematics

1 answer:

sweet [91]3 years ago

6 0

Answer:

Step-by-step explanation:

√a^2 + b^2 =a+b

√ (a+b)^2 =a +b

The square root and the square cancel making

√a^2+b^2=a+b

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Solve the system using the substitution method: 3x + 5y = -10 X - 5y =-10

inn [45]

Answer:

Point Form:

(−5,1)

Equation Form:

x=−5, y=1

Step-by-step explanation:

Solve for the first variable in one of the equations, then substitute the result into the other equation.

1. x=5y−10

2. 20y−30=−10

3. y=1

4. x=−5

4 0

3 years ago

You are Christmas shopping and your bill at the register is $130. You have two coupons, but you are only allowed to use one. Cou

Marta_Voda [28]

Answer:

the answer is 10 percent off because that is 13 dollars

Step-by-step explanation:

if you do 130 times 10 it is 1300, then divide by 100 it equals 13 dollars off. if you did the other coupon it would only be 10 dollars off

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3 years ago

In order to answer the question correctly, please use the following image below:

Maru [420]

Answer:

see below

Step-by-step explanation:

The angle where chords cross is the average of the intercepted arcs. Here, that is ...

(37° +46°)/2 = (83°)/2 = 41.5°

Angle SUT is 41.5°.

_____

Comment on the error

The measure of an arc cannot be arbitrarily said to be the same as the angle where the chords cross. It will be the same if (a) the chords cross at the circle center, or (b) the opposite intercepted arc has the same measure. Neither of these conditions hold here.