2 years ago

SOMEONE PLEASE HELP ME

Mathematics

2 answers:

blagie [28]2 years ago

6 0

Answer:

∠1=55°

Step-by-step explanation:

Since all the angles in a triangle have to add up to 180° we can make an equation

80°+45°+∠1=180°

∠1=55°

storchak [24]2 years ago

5 0

180-(45+80)=55
Triangle Q S R =180

You might be interested in

Select 3 ratios that are equivalent to 4 : 3

Bad White [126]

Answer:

3 ratios that are equivelent to 4 : 3

8 : 6

20 : 15

and 12 : 9

Step-by-step explanation:

8 0

2 years ago

110% of what number is 880?

Brums [2.3K]

I would make a proportion out of this to help solve it because I find proportions a bit easier to solve, so the proportion would be: 110/100=880/x

You would just solve it for 800

4 0

2 years ago

what is the measure of an angle, if three subtracted from twice the supplement and the result is 297 degrees?

Katena32 [7]

Answer:

303

Step-by-step explanation:

I believe this is correct but I need to know the supplement.

6 0

3 years ago

What is the solution to the system of equations?

Dvinal [7]

X = 4
y = 0
is the answer to the system of equation

8 0

3 years ago

14. Ms. Brooks cell phone plan charges $27.00 a month for her phone. She is charged $0.15 per text she sends. She sends 78 texts

Licemer1 [7]

Answer:

$27.00 + 0.15t =

Step-by-step explanation:

8 0

2 years ago