All categories

2 years ago

What's the value of x

Mathematics

1 answer:

schepotkina [342]2 years ago

5 0

Answer: x=14

Explanation: the angle needs to equal the other angle, which is 63. To figure this out, we subtract 21 from 63. We get 42. 42 divided by 3 is 14. We are basically doing the equation in reverse.

You might be interested in

Question is on the picture

Sedaia [141]

-2 then -5/2 and then 1.7

8 0

2 years ago

Read 2 more answers

What is the area of triangle ABC

deff fn [24]

$\text{Area of triangle} = \dfrac{1}{2} ab \sin c$

$\text{Area of triangle} = \dfrac{1}{2} (40)(25) \sin(80)$

$\text{Area of triangle} = 492.4 \ m^2$

6 0

2 years ago

Read 2 more answers

Qué procedimiento debe realizar para convertir kilómetros a mililitros

natulia [17]

Answer:

multiplica el valor de volumen por 1e+15

Step-by-step explanation:

4 0

2 years ago

What number must you add to the expression below to complete the square? x^2-20x?

polet [3.4K]

We have that
x²-20x
Group terms that contain the same variable
(x²-20x)
Complete the square
(x²-20x+10²)------> (x-10)²

the answer is
the number must be 100

5 0

2 years ago

PLEASE HELP ME 2x+45=90

arsen [322]

Answer:

x = 45/2 = 22.5 cm

Step-by-step explanation:

2x + 45 = 90

2x = 90- 45= 45

2x = 45

x = 45/2 = 22.5 cm

plz mark my answer as brainlist plzzzz.

hope this will be helpful to you .

if you find it useful.

8 0

2 years ago

What's the value of x ​

What's the value of x