3 years ago

What is the length of the base of a triangle with height 20 cm and area 150 cm2?

Mathematics

2 answers:

Eva8 [605]3 years ago

7 0

The base would be 15cm for your triangle.

RSB [31]3 years ago

4 0

<span>For you: Area = 150 and height = 20

Plugging those into the formula, you get
Multiply .5 and 20:
To get base by itself, divide by 10 on both sides:

The base is 15 cm.</span>

You might be interested in

Aisha bought 15 apples and oranges for $9.00. Each orange costs $0.50, and each apple costs $0.65. Let x represent the number of

Alecsey [184]

I might be wrong but i think its
.5x + .65y = 15

3 0

3 years ago

Read 2 more answers

How solve this <br> x+y=5<br> X-y=7

Misha Larkins [42]

$elimination\ methode\\\\\underline{+\left\{\begin{array}{ccc}x+y=5\\x-y=7\end{array}\right}\ \ \ \ |add\ both\ sides\ of\ the\ equations\\.\ \ \ \ \ \ 2x=12\ \ \ \ \ |divide\ both\ sides\ by\ 2\\.\ \ \ \ \ \ \ \boxed{x=6}\\\\subtitute\ the\ value\ of\ x\ to\ the\ first\ equation:\\\\6+y=5\ \ \ \ |subtract\ 6\ from\ both\ sides\\\boxed{y=-1}\\\\Answer:\boxed{\left\{\begin{array}{ccc}x=6\\y=-1\end{array}\right}$