vi

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Phổ biến Word Problems >

Find the area of the triangle with đỉnh P(3,-3,0),Q(1,2,2) and R(1,-2,5)

Lời Giải

F in d t h e a re a o f t h e t r ian g l e w i t h v er t i ces P (3, - 3, 0), Q (1, 2, 2) an d R (1, - 2, 5)

Lời Giải

a re a : \frac{629}{2}

+1

Số thập phân

12.53993 \dots

Các bước giải pháp

Given:

p o in t : (1, 2, 2)

p o in t P : (3, - 3, 0)

p o in t R : (1, - 2, 5)

Find triangle area using vector cross product:

\frac{629}{2}

a re a : \frac{629}{2}

Ví dụ phổ biến

If the quotient of a number and 4 is added to 1/2 , the result is 5/4 Find the number.There are 3 consecutive even integers that add up to 24. Which integers are they?use the appropriate compound interest formula to compute the balance in the account after the stated period of time. 9000 dollars is invested for 17 years with an APR of 2.54% and monthly compounding. what is the balance in the account after 17 years one less than a doubled number is equivalent to 5 more than 3 lots of the number The chu vi of a circle is 100.48 kilometers. What is the circle's diameter?