A triangular bandana has an area of 30 square inches. The height of the triangle is 7 1 2 inches. Enter and solve an equation to find the length of the base of the triangle. Use b to represent the length of the base. HELP

A

=

1

2

⋅

b

⋅

h

 then use base

b

=

2

A

h

b

=

2

⋅

70

35

4

=

16

units

Explanation:

For the Area A of a triangle

Formula:

A

=

1

2

b

h

since we are looking for b:

A=1/2bh#

multiply both sides of the equation by 2

2

⋅

A

=

2

⋅

1

2

⋅

b

h

2

⋅

A

=

2

⋅

1

2

⋅

b

h

2

⋅

A

=

b

h

divide both sides of the equation by h

2

⋅

A

h

=

b

h

h

2

⋅

A

h

=

b

h

h

2

⋅

A

h

=

b

b

=

2

⋅

A

h

given

A

=

70

and

h

=

8

3

4

=

35

4

, solve for b

b

=

2

⋅

70

35

4

b

=

16

units

Step-by-step explanation:

Hope this helps :>

452,489 to the nearest thousand is 452,000