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📐 geometry

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Triangle Classification
1. State the problem: We have two triangles, JKL with sides 3, 6, 4 and XYZ with sides 4, 4, 5. We need to classify each as acute, obtuse, or right using the Converse of the Pythag
Acute Triangle
1. The problem involves applying the Acute Triangle Inequality Theorem to triangles ABC and JKL. 2. For triangle JKL, the sides are given as J=3, K=4, L=3.
Converse Pythagorean
1. The problem asks us to determine which three sticks form a right triangle. According to the Converse of the Pythagorean Theorem, if for three side lengths $a$, $b$, and $c$ (wit
Pythagorean Converse
1. We are given that in triangle ABC, $a^2 + b^2 = c^2$, and there is a right triangle DEF with legs $a$ and $b$ and hypotenuse $n$. 2. Since triangle DEF is a right triangle, by t
Pythagorean Right
1. The problem states we have a right triangle with hypotenuse 10, one side 8, and the other side $x$. We need to find $x$. 2. According to the Pythagorean theorem, in a right tria
Tangents Chords
1. **Problem statement:** Given a circle with center $O$, diameter $AB$, tangent line $ED$ at $C$, angle $\angle A = 36^\circ$, $AO = 12$, and chord $CD = 9$, solve for various ang
Circle Segments
1. The problem asks to identify the external secant segment of circle \(\odot M\). An external secant segment is part of a secant line extending outside the circle from the externa
Rhombus Dimensions
1. The problem describes a rhombus with vertices approximately at $(-5,5)$, $(5,5)$, $(0,10)$, and $(0,0)$ on the coordinate plane. We are asked to find the side length $a$, the he
Trapezium Area
1. **State the problem:** We need to find the area of a trapezium with two bases of lengths 23.8 cm and 8.5 cm, and a height of 33 cm. 2. **Recall the formula for the area of a tra
Triangle Area
1. The problem asks for the area of a triangle with a base of 27.8 metres and a height of 26 metres. 2. Recall the formula for the area of a triangle: $$\text{Area} = \frac{1}{2} \
Triangle Area
1. The problem asks for the area of a triangle with base $10$ mm and height $9\frac{3}{10}$ mm (which is $9.3$ mm). 2. The formula for the area of a triangle is $$\text{Area} = \fr
Trapezoid Area
1. **State the problem:** We need to find the area of a trapezoid with the following dimensions: - Top base $b_1 = 1$ km
Right Triangle Area
1. The problem asks for the area of a right triangle with vertical side $2 \frac{7}{10}$ mm and horizontal side $2 \frac{1}{8}$ mm. 2. Convert the mixed numbers to improper fractio
Pyramid Rectangle Length
1. The problem presents a pyramid-shaped figure made of rectangles arranged in three levels. 2. The bottom level contains three rectangles; the middle rectangle is labeled with len
Prism Surface
1. **State the problem:** Calculate the surface area of the given triangular prism. 2. **Identify the prism's parts:** The prism has two triangular bases and three rectangular face
Triangular Prism
1. **State the problem:** Find the total surface area of the given triangular prism with triangular base sides 13 cm, 5 cm, and 16 cm, height 12 cm, and length (depth) 30 cm. 2. **
L Shaped Prism Volume
1. **State the problem:** We need to find the volume of an L-shaped prism. It can be divided into two rectangular prisms: one big prism minus a smaller cutout prism. 2. **Identify
Cylinder Oil Volume
1. The problem asks for the volume of oil in a cylindrical tank that is half-full. 2. Volume of a full cylinder is given by the formula $$V = \pi r^2 h$$, where $r$ is the base rad
Hall Cost
1. **State the problem:** We have a cuboid-shaped community hall with dimensions 30 m (length), 15 m (width), and 3 m (height).
Sphere Volume
1. **Problem Statement:** Find the volume of a sphere with diameter 21 cm. The formula for the volume of a sphere is $$\text{Vol} = \frac{4}{3} \pi r^3$$ where $r$ is the radius. 2
Cylinder Surface Area
1. The problem asks to find the surface area of a cylinder given its net, which consists of two circles and one rectangle. 2. Given: