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(2,1,0),Q(3,-1,1) , and R(1,0,1)

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 (2, 1, 0), Q (3, - 1, 1), an d R (1, 0, 1)

Lời Giải

a re a : \frac{7}{2}

+1

Số thập phân

1.87082 \dots

Các bước giải pháp

Given:

p o in t : (3, - 1, 1)

p o in t P : (2, 1, 0)

p o in t R : (1, 0, 1)

Find triangle area using vector cross product:

\frac{7}{2}

a re a : \frac{7}{2}

Ví dụ phổ biến

36 is 0.9% of what number w ?The sum of the ages of Nicole and Kristine is 32. In 2 years, Nicole will be 3 times s old as Kristine. How old are they now?find the probability of getting a number less than 5 when a dice is thrown The diameter of a circle is 11 ft. Find its chu vi in terms of pipi.An individual saves 11000 in a bank account at the beginning of each year for 6 years. Determine the total amount saved if the annual interest rate is 8% compounded semi-annually.