题目 Find the surface area and the volume of the following cone. (Leave your answer with π in it.)3A.Surface area: 20π; Volume: 12πB.Surface area: 24π; Volume: 12π.C.Surface area: 20π; Volume: 10πD.Surface area: 24π; Volume: 10π 答案 BThe base area is: 32×π=9...
Find the surface area generated by rotating about the x-axis the curve defined by the parametric equations x=4e^t/2 and y=e^t-4t, when 0≤q t≤q 1. ( ) A. π (e^2-16) B. 2π (e^2-6e+14) C. π (e^2+14e-16) D. π (e^2-4e+3) 相关知识点: 试题来源: 解析 ...
【题目】Find the surface area of a cone if the height is 12 inches and the diameter is 27 inches. 相关知识点: 试题来源: 解析 【解析】AbaCe=πr^2 AbaSO=π((27)/2)^2 Abase=572.54Alet=Pave*l whereave=TD=42—41l=√(12^2+13.5^2) l=18.04A(at=42⋅41*18⋅d6 Alat=765.92SA...
Find the surface area of the rectangular pyramid. (align*)l = 15 \ in, w = 10 \ in, sh = 12 \ in(align*) 相关知识点: 试题来源: 解析 450 \ in^2 Let: l = 15 \ (in) w = 10 \ (in) sh = 12 \ (in) To find the area of the rectangular base: (align*)(B &=...
解析 【解析】4(1) 73.5cm^2 (2)384cm 结果一 题目 4 Find the surface area of each figure below.(1)(2)3.5cm8cm3.5cm8cm3.5cm8cm 答案 4(1) 73.5cm^2 (2) 384cm^2相关推荐 14 Find the surface area of each figure below.(1)(2)3.5cm8cm3.5cm8cm3.5cm8cm 反馈 收藏 ...
百度试题 结果1 题目Find the surface area of the following prisms.I cm4 cm3cm 相关知识点: 试题来源: 解析 38cm2 反馈 收藏
aWelding machine will automatically stop working when it is overheat, and the lamp will be light on 焊接器将自动地停止运转,当它是过热,并且灯轻的打开 [translate] afind the surface area of this cylinder Give your answer to the nearest tenth of a square metre 发现这圆筒授予表面您的答复对最近...
Find the Surface Area cone (1.4)(1.2)( (array)(rr)h=& 1.4 r=& 1.2(array)) 相关知识点: 试题来源: 解析 The surface area of a cone is equal to the area of the baseplus the area of the cone.( (π ⋅ (radius))⋅ ((radius) √(((radius))^2 ((height))^2)))Substitu...
题目【题目】Find the surface area of a sphere with:diameter = 8000 kmGive all answers as exact answers (multiples of π) and also as approximations correct tothree significant figures. 相关知识点: 试题来源: 解析 【解析】▱ 反馈 收藏 ...
The surface area of a sphere is equal to ( 4) times Pi(π ) times the radius squared. ( 4π ⋅ ((radius))^2) Substitute the value of the radius( r=18) into the formula to find the surface area of the sphere. Pi(π ) is approximately equal to ( 3.14). ( 4⋅ π ⋅ ...