Sasha painted a triangular mural on her wall that covers 21 square feet of wall space. the mural has a height of 7 feet, as shown in the diagram below what is the length of mural? A 3 ft

B 6 ft

C 10.5 ft

D 73.5 ft

answer: f true

step-by-step explanation:

step-by-step explanation:

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

tap for more

y

=

−

2

find the upper bound of the range.

tap for more

y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation:

853.3

step-by-step explanation: