Đề kiểm tra 1 tiết Chương 1 Hình học 12 năm 2018 T...

A. \(\frac{1}{3}Bh.\)

B. \(Bh\)

C. \(\frac{1}{2}Bh.\)

D. \(\frac{1}{6}Bh.\)

A.

B.

C.

D.

A. \(\frac{{{a^3}\sqrt 6 }}{6}\)

B. \({a^3}\sqrt 6 \)

C. \(\frac{{{a^3}\sqrt 6 }}{3}\)

D. \(\frac{{{a^3}\sqrt 6 }}{2}\)

A. 100

B. 20

C. 64

D. 80

A. 24

B. \(\frac{1}{{24}}\)

C. \(\frac{1}{{12}}\)

D. \(\frac{1}{8}\)

A. 12

B. 6

C. 24

D. 36

A. 8

B. 16

C. 48

D. 24

A. \(\frac{{10{a^3}\sqrt 2 }}{3}\)

B. \(\frac{{8{a^3}\sqrt 3 }}{3}\)

C. \(\frac{{10{a^3}\sqrt 3 }}{3}\)

D. \(\frac{{8{a^3}\sqrt 2 }}{3}\)

A. 12cm3

B. 42cm3

C. 24cm3

D. 36cm3

A. \(V = 3\)

B. \(V = \frac{1}{4}\)

C. \(V = \frac{1}{3}\)

D. \(V = \frac{1}{2}\)

A. \(V = {a^3}\)

B. \(V = \frac{{{a^3}}}{2}\)

C. \(V = 2{a^3}\)

D. \(V = \frac{{{a^3}}}{3}\)

A. \(h = \frac{{\sqrt 3 a}}{6}\)

B. \(h = \frac{{\sqrt 3 a}}{2}\)

C. \(h = \frac{{\sqrt 3 a}}{3}\)

D. \(h = \sqrt 3 a\)

A. \(\frac{{{a^3}\sqrt 6 }}{3}.\)

B. \(\frac{{{a^3}\sqrt 3 }}{3}.\)

C. \(\frac{{{a^3}\sqrt 2 }}{3}.\)

D. \(\frac{{{a^3}}}{3}.\)

A. \(V = \frac{{{a^3}\sqrt 6 }}{3}.\)

B. \(V = \frac{{{a^3}\sqrt 6 }}{6}.\)

C. \(V = \frac{{{a^3}\sqrt 3 }}{3}.\)

D. \(V = \frac{{{a^3}\sqrt 3 }}{6}.\)

A. \(\frac{{{a^3}\sqrt 3 }}{2}.\)

B. \(\frac{{3{a^3}\sqrt 3 }}{4}\)

C. \(\frac{{{a^3}\sqrt 3 }}{4}\)

D. \(\frac{{3{a^3}\sqrt 3 }}{2}.\)

A. \(\frac{{{a^3}\sqrt 3 }}{3}\)

B. \(\frac{{2{a^3}\sqrt 3 }}{3}\)

C. \(\frac{{{a^3}\sqrt 3 }}{9}\)

D. \(\frac{{2{a^3}\sqrt 3 }}{9}\)

A. \(\frac{{81\sqrt 2 }}{{64}}.\)

B. \(\frac{{27\sqrt 2 }}{{32}}.\)

C. \(\frac{{27\sqrt 2 }}{{64}}.\)

D. \(\frac{{81\sqrt 2 }}{{32}}.\)