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DanielleElmas [232]
3 years ago
9

Which statements can be used to justify the fact that two right angles are supplementary? Select two options.

Mathematics
2 answers:
agasfer [191]3 years ago
8 0

Answer:

A right angle measures 90°.

A supplementary angle is twice the measure of a complementary angle.

Step-by-step explanation:

bearhunter [10]3 years ago
8 0

Answer:

Which statements can be used to justify the fact that two right angles are supplementary? Select two options.

*  A right angle measures 90°.

If two angles are complementary, the sum of the angles is 90°.

* If two angles are supplementary, the sum of the angles is 180°.

A complementary angle is one-half the measure of a supplementary angle.

A supplementary angle is twice the measure of a complementary angle.

Step-by-step explanation:

(A) and (C)

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The mean area : ¯ x of the several thousand apartments in a new development by a certain builder is advertised to be 1100 square
Shkiper50 [21]

Answer:

d

Step-by-step explanation:

i did that already and got it right so i hope its not wrong for you

5 0
3 years ago
8. Which expression is greatest? Justify your answer.<br> a. 4 X -5<br> b. -5 + 4<br> c. -4- (-5)
vladimir1956 [14]

Answer:

c

Step-by-step explanation:

i think this is the greatest because if you solve all of the expressions you will find out that this is the greatest.

a.4×-5=-20

b.-5+4=-1

c.-4-(-5)=1

therefore 1 is the greatest so the expression c is the greatest.

I hope this helps

3 0
3 years ago
Read 2 more answers
Rei bought 150 oranges and 100 apples for her neighbours. She divided the oranges equally among them and had 17 oranges left. Sh
marshall27 [118]

Answer:

19 neighbours

Step-by-step explanation:

Minus the left overs, and then get the GCF of them

6 0
2 years ago
20. John Navarro is a salesperson in the appliance department at Morris
BabaBlast [244]

Answer:

<h2>$373.21</h2>

Step-by-step explanation:

Step one:

weekly pay = $185

commission= 5.5% of sales= 0.055

let the sale be x

and his gross pay be represented by y

hence the expression for the total/gross pay is

y=0.055x+185

Step two:

Required is the gross pay y for x=3422

substituting we have

y=0.055*3422+185

y=188.21+185

y=373.21

Hence for a sale of $3,422 made his gross pay is $373.21

7 0
3 years ago
Barry has been watching the geese that live in his neighborhood. The number of geese changes each week. (n) f(n) (1) 56 (2) 28 (
Ann [662]

<u>Answer</u>

B. f(n) = 56(0.5)^n-1


<u>Explanation</u>

f(n) (1) 56

(2) 28

(3) 14

(4) 7

To find the correct relation we have to test all of them.

A. f(n) = 28(0.5)^n

f(1) = 28(0.5)¹

      = 28 × 0.5 = 14  

<em>f(n) = 28(0.5)^n ⇒  Not correct relation</em>

B. f(n) = 56(0.5)^n-1

    f(1) = 56(0.5)¹⁻¹  = 56×1

                              = 56

  F(2) = 56(0.5)²⁻¹  = 56 × 0.5  = 28

  F(3) = 56(0.5)³⁻¹  = 56 × 0.25 = 14

<em>  f(n) = 56(0.5)^n-1  ⇒ It is the correct relation</em>  

C. f(n) = 56(0.5)^n

   f(1) = 56(0.5)¹  = 56 × 0.5 = 28

<em>f(n) = 56(0.5)^n  ⇒ Not correct relation</em>

D. f(n) = 112(0.5)^n-1

  f(1) = 112(0.5)¹⁻¹  = 112 × 1 = 112

<em>f(n) = 112(0.5)^n-1   ⇒ Not correct relation</em>

4 0
3 years ago
Read 2 more answers
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