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热门问题

等级	主题	问题	格式化的问题
2801	求表面积	圆柱体 (7)(8)	 $\begin{array}{r} h = & 7 \\ r = & 8 \end{array}$
2802	求表面积	圆锥 (18)(6)	 $\begin{array}{r} h = & 18 \\ r = & 6 \end{array}$
2803	求表面积	圆柱体 (3)(2)	 $\begin{array}{r} h = & 3 \\ r = & 2 \end{array}$
2804	求表面积	圆柱体 (2)(1)	 $\begin{array}{r} h = & 2 \\ r = & 1 \end{array}$
2805	求表面积	圆柱体 (20)(10)	 $\begin{array}{r} h = & 20 \\ r = & 10 \end{array}$
2806	求表面积	圆柱体 (10)(6)	 $\begin{array}{r} h = & 10 \\ r = & 6 \end{array}$
2807	求表面积	圆柱体 (17)(5)	 $\begin{array}{r} h = & 17 \\ r = & 5 \end{array}$
2808	求表面积	长方体 (9)(5)(4)	 $\begin{array}{r} h = & 9 \\ l = & 5 \\ w = & 4 \end{array}$
2809	乘	80*2	$80 \cdot 2$
2810	化简	16/3	$\frac{16}{3}$
2811	化简	18/14	$\frac{18}{14}$
2812	求表面积	圆柱体 (6)(2)	 $\begin{array}{r} h = & 6 \\ r = & 2 \end{array}$
2813	求表面积	圆柱体 (7)(3)	 $\begin{array}{r} h = & 7 \\ r = & 3 \end{array}$
2814	求表面积	圆柱体 (8)(6)	 $\begin{array}{r} h = & 8 \\ r = & 6 \end{array}$
2815	求表面积	圆柱体 (8m)(3m)	 $\begin{array}{r} h = & 8 m \\ r = & 3 m \end{array}$
2816	求表面积	圆柱体 (9)(2)	 $\begin{array}{r} h = & 9 \\ r = & 2 \end{array}$
2817	求表面积	圆柱体 (13)(3)	 $\begin{array}{r} h = & 13 \\ r = & 3 \end{array}$
2818	求表面积	圆柱体 (5)(6)	 $\begin{array}{r} h = & 5 \\ r = & 6 \end{array}$
2819	求表面积	圆柱体 (4)(4)	 $\begin{array}{r} h = & 4 \\ r = & 4 \end{array}$
2820	求表面积	圆柱体 (10)(5)	 $\begin{array}{r} h = & 10 \\ r = & 5 \end{array}$
2821	乘	8*6	$8 \times 6$
2822	求表面积	圆柱体 (6)(4)	 $\begin{array}{r} h = & 6 \\ r = & 4 \end{array}$
2823	求表面积	圆柱体 (5)(3)	 $\begin{array}{r} h = & 5 \\ r = & 3 \end{array}$
2824	求表面积	圆柱体 (6)(9)	 $\begin{array}{r} h = & 6 \\ r = & 9 \end{array}$
2825	求表面积	圆柱体 (7)(10)	 $\begin{array}{r} h = & 7 \\ r = & 10 \end{array}$
2826	求表面积	圆柱体 (7sm)(9sm)	 $\begin{array}{r} h = & 7 s m \\ r = & 9 s m \end{array}$
2827	求表面积	圆柱体 (8)(3)	 $\begin{array}{r} h = & 8 \\ r = & 3 \end{array}$
2828	求表面积	长方体 (3)(7)(6)	 $\begin{array}{r} h = & 3 \\ l = & 7 \\ w = & 6 \end{array}$
2829	求表面积	长方体 (4)(5)(6)	 $\begin{array}{r} h = & 4 \\ l = & 5 \\ w = & 6 \end{array}$
2830	求表面积	长方体 (3)(4)(2)	 $\begin{array}{r} h = & 3 \\ l = & 4 \\ w = & 2 \end{array}$
2831	求表面积	长方体 (4)(3)(8)	 $\begin{array}{r} h = & 4 \\ l = & 3 \\ w = & 8 \end{array}$
2832	求表面积	长方体 (5)(7)(9)	 $\begin{array}{r} h = & 5 \\ l = & 7 \\ w = & 9 \end{array}$
2833	求表面积	长方体 (9)(14)(23)	 $\begin{array}{r} h = & 9 \\ l = & 14 \\ w = & 23 \end{array}$
2834	求表面积	长方体 (L)(L)(H)	 $\begin{array}{r} h = & L \\ l = & L \\ w = & H \end{array}$
2835	乘	7.4*4.9	$7.4 \cdot 4.9$
2836	求表面积	长方体 (6)(5)(4)	 $\begin{array}{r} h = & 6 \\ l = & 5 \\ w = & 4 \end{array}$
2837	求表面积	长方体 (6)(5)(6)	 $\begin{array}{r} h = & 6 \\ l = & 5 \\ w = & 6 \end{array}$
2838	求表面积	长方体 (5)(4)(3)	 $\begin{array}{r} h = & 5 \\ l = & 4 \\ w = & 3 \end{array}$
2839	求表面积	长方体 (5)(6)(6)	 $\begin{array}{r} h = & 5 \\ l = & 6 \\ w = & 6 \end{array}$
2840	求表面积	长方体 (6)(4)(3)	 $\begin{array}{r} h = & 6 \\ l = & 4 \\ w = & 3 \end{array}$
2841	求表面积	长方体 (6)(21)(9)	 $\begin{array}{r} h = & 6 \\ l = & 21 \\ w = & 9 \end{array}$
2842	求表面积	长方体 (6.2)(6.2)(6.2)	 $\begin{array}{r} h = & 6.2 \\ l = & 6.2 \\ w = & 6.2 \end{array}$
2843	求表面积	长方体 (2)(3)(5)	 $\begin{array}{r} h = & 2 \\ l = & 3 \\ w = & 5 \end{array}$
2844	求表面积	长方体 (2)(5)(6)	 $\begin{array}{r} h = & 2 \\ l = & 5 \\ w = & 6 \end{array}$
2845	求表面积	长方体 (3cm)(3cm)(3cm)	 $\begin{array}{r} h = & 3 cm \\ l = & 3 cm \\ w = & 3 cm \end{array}$
2846	求体积	球 (5.5)	 $\begin{array}{r} r = & 5.5 \end{array}$
2847	求体积	球 (75)	 $\begin{array}{r} r = & 75 \end{array}$
2848	求体积	球 (76)	 $\begin{array}{r} r = & 76 \end{array}$
2849	求体积	球 (60)	 $\begin{array}{r} r = & 60 \end{array}$
2850	求体积	球 (66)	 $\begin{array}{r} r = & 66 \end{array}$
2851	求体积	球 (67)	 $\begin{array}{r} r = & 67 \end{array}$
2852	求体积	球 (8.6)	 $\begin{array}{r} r = & 8.6 \end{array}$
2853	求体积	球 (8cm)	 $\begin{array}{r} r = & 8 cm \end{array}$
2854	求体积	球 (360)	 $\begin{array}{r} r = & 360 \end{array}$
2855	求体积	球 (4.7)	 $\begin{array}{r} r = & 4.7 \end{array}$
2856	求体积	球 (4.8)	 $\begin{array}{r} r = & 4.8 \end{array}$
2857	求体积	球 (5.2)	 $\begin{array}{r} r = & 5.2 \end{array}$
2858	求体积	球 (53)	 $\begin{array}{r} r = & 53 \end{array}$
2859	求体积	球 (54)	 $\begin{array}{r} r = & 54 \end{array}$
2860	化简	(x^2-9)/(3x-9)	$\frac{x^{2} - 9}{3 x - 9}$
2861	求体积	球 (9.1)	 $\begin{array}{r} r = & 9.1 \end{array}$
2862	求体积	球 (R)	 $\begin{array}{r} r = & R \end{array}$
2863	求体积	长方体 (2)(5)(3)	 $\begin{array}{r} h = & 2 \\ l = & 5 \\ w = & 3 \end{array}$
2864	化简	20/15	$\frac{20}{15}$
2865	求体积	长方体 (2)(3)(1)	 $\begin{array}{r} h = & 2 \\ l = & 3 \\ w = & 1 \end{array}$
2866	求体积	长方体 (2)(3)(4)	 $\begin{array}{r} h = & 2 \\ l = & 3 \\ w = & 4 \end{array}$
2867	求体积	长方体 (10)(4)(7)	 $\begin{array}{r} h = & 10 \\ l = & 4 \\ w = & 7 \end{array}$
2868	求体积	长方体 (2)(2)(4)	 $\begin{array}{r} h = & 2 \\ l = & 2 \\ w = & 4 \end{array}$
2869	求体积	长方体 (16)(16)(16)	 $\begin{array}{r} h = & 16 \\ l = & 16 \\ w = & 16 \end{array}$
2870	求体积	长方体 (2)(2)(1)	 $\begin{array}{r} h = & 2 \\ l = & 2 \\ w = & 1 \end{array}$
2871	求体积	长方体 (3)(4)(4)	 $\begin{array}{r} h = & 3 \\ l = & 4 \\ w = & 4 \end{array}$
2872	求体积	长方体 (3)(5)(6)	 $\begin{array}{r} h = & 3 \\ l = & 5 \\ w = & 6 \end{array}$
2873	求体积	长方体 (4)(1)(2)	 $\begin{array}{r} h = & 4 \\ l = & 1 \\ w = & 2 \end{array}$
2874	求体积	长方体 (4)(3)(6)	 $\begin{array}{r} h = & 4 \\ l = & 3 \\ w = & 6 \end{array}$
2875	求体积	长方体 (3)(9)(4.5)	 $\begin{array}{r} h = & 3 \\ l = & 9 \\ w = & 4.5 \end{array}$
2876	求出面积	梯形 (8.4)(3.6)(4.2)	 $\begin{array}{r} b_{1} = & 8.4 \\ b_{2} = & 3.6 \\ h = & 4.2 \end{array}$
2877	求出面积	梯形 (8)(7)(12)	 $\begin{array}{r} b_{1} = & 8 \\ b_{2} = & 7 \\ h = & 12 \end{array}$
2878	求体积	长方体 (1)(3)(3)	 $\begin{array}{r} h = & 1 \\ l = & 3 \\ w = & 3 \end{array}$
2879	求出面积	梯形 (6)(7)(5)	 $\begin{array}{r} b_{1} = & 6 \\ b_{2} = & 7 \\ h = & 5 \end{array}$
2880	求出面积	梯形 (7)(10)(10)	 $\begin{array}{r} b_{1} = & 7 \\ b_{2} = & 10 \\ h = & 10 \end{array}$
2881	求出面积	梯形 (7)(5)(13)	 $\begin{array}{r} b_{1} = & 7 \\ b_{2} = & 5 \\ h = & 13 \end{array}$
2882	求体积	圆柱体 (7)(4)	 $\begin{array}{r} h = & 7 \\ r = & 4 \end{array}$
2883	求体积	圆柱体 (1)(2)	 $\begin{array}{r} h = & 1 \\ r = & 2 \end{array}$
2884	求体积	圆柱体 (10)(10)	 $\begin{array}{r} h = & 10 \\ r = & 10 \end{array}$
2885	求体积	长方体 (c)(c)(c)	 $\begin{array}{r} h = & c \\ l = & c \\ w = & c \end{array}$
2886	求体积	长方体 (30)(20)(20)	 $\begin{array}{r} h = & 30 \\ l = & 20 \\ w = & 20 \end{array}$
2887	求体积	长方体 (9)(9)(10)	 $\begin{array}{r} h = & 9 \\ l = & 9 \\ w = & 10 \end{array}$
2888	求体积	长方体 (6)(8)(2)	 $\begin{array}{r} h = & 6 \\ l = & 8 \\ w = & 2 \end{array}$
2889	求体积	长方体 (y)(u)(h)	 $\begin{array}{r} h = & y \\ l = & u \\ w = & h \end{array}$
2890	求体积	长方体 (53)(64)(64)	 $\begin{array}{r} h = & 53 \\ l = & 64 \\ w = & 64 \end{array}$
2891	求体积	长方体 (6)(2)(3)	 $\begin{array}{r} h = & 6 \\ l = & 2 \\ w = & 3 \end{array}$
2892	求体积	长方体 (6)(5)(3)	 $\begin{array}{r} h = & 6 \\ l = & 5 \\ w = & 3 \end{array}$
2893	求体积	长方体 (6)(7)(4)	 $\begin{array}{r} h = & 6 \\ l = & 7 \\ w = & 4 \end{array}$
2894	求体积	长方体 (60)(50)(70)	 $\begin{array}{r} h = & 60 \\ l = & 50 \\ w = & 70 \end{array}$
2895	求体积	长方体 (7)(5)(4)	 $\begin{array}{r} h = & 7 \\ l = & 5 \\ w = & 4 \end{array}$
2896	求体积	长方体 (40)(10)(26)	 $\begin{array}{r} h = & 40 \\ l = & 10 \\ w = & 26 \end{array}$
2897	求体积	长方体 (45)(32)(23)	 $\begin{array}{r} h = & 45 \\ l = & 32 \\ w = & 23 \end{array}$
2898	求体积	长方体 (4t)(4t)(4t)	 $\begin{array}{r} h = & 4 t \\ l = & 4 t \\ w = & 4 t \end{array}$
2899	求体积	长方体 (4)(7)(9)	 $\begin{array}{r} h = & 4 \\ l = & 7 \\ w = & 9 \end{array}$
2900	求体积	长方体 (5)(1)(4)	 $\begin{array}{r} h = & 5 \\ l = & 1 \\ w = & 4 \end{array}$