Đề thi Giữa kì 1 Toán 10 năm 2024-2025 trường THCS và THPT Nguyễn Tất Thành (Hà Nam)

$2\sqrt{21}$

$7\sqrt{2}$

$3\sqrt{21}$

$2\sqrt{61}$

$\cos(90^\circ - \alpha) = \sin \alpha$

$\cot(90^\circ - \alpha) = -\tan \alpha$

$\tan(90^\circ - \alpha) = -\cot \alpha$

$\sin(90^\circ - \alpha) = -\cos \alpha$

$\overrightarrow{AN}$

$\overrightarrow{AC}$

$\overrightarrow{BP}$

$\overrightarrow{CM}$

$\exists x \in \mathbb{R},\,x^2 - x + 3 \ge 0$

$\forall x \in \mathbb{R},\,x^2 - x + 3 > 0$

$\exists x \in \mathbb{R},\,x^2 - x + 3 > 0$

$\forall x \notin \mathbb{R},\,x^2 - x + 3 \ge 0$

1

0

$\sqrt{3}$

2

$(3;4)$

$\varnothing$

$(4;5)$

$(-1;5)$

$10 \, cm^2$

$12 \, cm^2$

$48 \, cm^2$

$24 \, cm^2$

$\{3; 5\}$

$\{1; 3; 5\}$

$\{1; 3; 5; 7; 8; 9\}$

$\{1; 7; 9\}$

$\overline{AB} = \overline{DC}$

$\overrightarrow{OB} = \overrightarrow{OD}$

$\overrightarrow{OA} = \overrightarrow{OC}$

$\overrightarrow{AD} = \overrightarrow{CB}$

A. 4.

B. 3.

C. 1.

D. 2.