2 years ago

What's the area of this triangle

Mathematics

1 answer:

Luda [366]2 years ago

8 0

Answer:

D A = (1/2) (y₂ - y₁)(x₃ - x₁)

Step-by-step explanation:

b = (y₂ - y₁)

h = (x₃ - x₁)

A = (1/2)bh

A = (1/2) (y₂ - y₁)(x₃ - x₁)

You might be interested in

The shape has which of the following coordinates

Rasek [7]

Step-by-step explanation:

1a. ( 3, -4)

1b. ( 8, -2)

1c. ( 10, -10)

hope it helps!

4 0

2 years ago

For a field trip 9 students rode in cars and the rest filled three busses. How many students were in each bus if 99 students wer

taurus [48]

Answer: 30 students per bus

Step-by-step explanation: 99-9=90

90/3=30

30 students per bus

8 0

3 years ago

What is the circumference of a circle with the radius of 5 cm use 3.14 for pi

Archy [21]

Answer:

31.42cm

Step-by-step explanation:

3 0

2 years ago

Sari has 3 times as many pencil erasers asSam. Together they have 28 erasers. How many erasers does Sari have?

wel

3x +x = 28

4x = 28

x = 28/4 = 7

7x3 = 21

Sari has 21 erasers

4 0

2 years ago

F(x)=2x+3 find x=9 explain how you got the answer please help me I need the answer today

hram777 [196]

You would fill in 9 for x so your equation would be 2(9)+3 and you would then get 21. Therefore the answer is f(x)=21

6 0

2 years ago