3 years ago

A=1/2h(B+b); A=45, B=4, b=5

Mathematics

1 answer:

klemol [59]3 years ago

4 0

Answer: h=10

Solving Steps:
45 = 1/2h x (4+5)
45 = 1/2h x 9
45 = 9/2h
10 = h
h = 10

You might be interested in

DOES ANYONE KNOW THESE BLANKS PLEASE HELP

Bas_tet [7]

Answer:

2, 4

Step-by-step explanation:

6 0

3 years ago

I NEED HELP WITH THIS ASAP!! Please!

ipn [44]

Answer:

f(x)=3x+2,g(x)=2x^(2)-1

Step-by-step explanation:

First set up the composite result :

f (g (x))

Evaluate f (g (x))

3( 2x sqaured -1 ) + 2

Simplify:

f ( 2X SQUARED -1 ) 6 x squared -3 + 2

Add 2 and -3

8 0

3 years ago

If you place a 45-foot ladder against the top of a 36-foot building, how many feet will the bottom of the ladder be from the bot

ad-work [718]

Do you mean the top of the ladder and the top of the building? If so, it would be 9 feet<span />

5 0

4 years ago

Tell whether the angles are complementary or supplementary. Then find the value of x.

gladu [14]

Answer:

7) x = 5
8) x = 20

Step-by-step explanation:

Complementary angles form a right angle and supplementary angles form a straight angle.

<u>Complementary:</u>

65 + 5x = 90
5x = 25
x = 5

<u>Supplementary:</u>

2x + 6x + 20 = 180
8x = 160
x = 20

8 0

3 years ago

Read 2 more answers

Solve this simultaneous equation using subsitution<br> 5x-4y=-1<br> 2x+y=10

Morgarella [4.7K]

Answer:

HIVNRDHGFHEHGDUOWHEDWUGUPEJKGODRFHYEHFUJDJBVCN SUFCEKGGUFVEUVFGVDBCUEGYYHDYGWEGYDCBEOGE

Step-by-step explanation:

3 0

3 years ago