📐 geometry
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Triangle Area
1. The problem is to find the area of a triangle with a base of 6 cm and a height of 4.5 cm.
2. Recall the formula for the area of a triangle: $$\text{Area} = \frac{1}{2} \times \t
Vertical Angles
1. **State the problem:** We are given two intersecting lines forming opposite angles. One angle measures 74° and the opposite angle measures $(3x + 4)°$. We need to find the value
Angle Value
1. **State the problem:** We have two intersecting lines forming vertical angles. One angle measures 74° and the opposite angle measures $x + 4^\circ$. We need to find the value of
Rectangle Diagonal
1. **State the problem:** We need to find the length of the diagonal of a rectangle with length $6$ units and width $8$ units.
2. **Recall the formula:** The diagonal $d$ of a rect
Pentagon Area Perimeter
1. **Problem Statement:** We have a pentagon ABCDE with vertices \( A(-3, -1), B(-3, 5), C(1, 8), D(5, 5), E(5, -1) \). We need to find its area and perimeter, then dilate it by a
Foot Perpendicular
1. **State the problem:** We are given a point $P(1, -2, 1)$ and a plane defined by the equation $x + 2y - 2z = \alpha$, where $\alpha > 0$. The distance from $P$ to the plane is 5
Quadrilateral Construction
1. **Problem 1: Construct quadrilateral ABCD where AB \cong CD and AD \cong BC.**
Step 1: Draw angle \(\angle DAB\) using a protractor and straightedge.
Draw Chord
Problem: Draw a chord in a circle with radius $5$ that subtends a central angle of $60^{\circ}$.\n\n1. Given.\nGiven a circle with center $O$ and radius $r=5$.\nWe want the chord t
Rectangle Diagonal Angles
1. **State the problem:** We need to construct a rectangle where one diagonal divides the opposite angles into 50 degrees and 40 degrees.
2. **Recall properties of a rectangle:** A
Drawing Chord
1. The problem is to understand how to draw a chord in a circle.
2. A chord is a straight line segment whose endpoints both lie on the circle.
Find Angle X
1. The problem states that PQR is a common tangent to two circles touching externally at point O, and OTU is a straight line.
2. Given angles are \(\angle POS = 50^\circ\) and \(\a
Cylinder Height
1. **State the problem:** We are given the volume of a cylinder as 402 cubic units and the radius as 4 units. We need to find the height $h$ of the cylinder.
2. **Recall the formul
Surface Area
1. The problem asks for the surface area of a rectangular prism with dimensions 2 units (height), 6 units (width), and 8 units (length).
2. The formula for the surface area $SA$ of
Pyramid Surface Area
1. **State the problem:** Find the surface area of a square pyramid with base side length 6 m, height 4 m, and slant height 5 m.
2. **Calculate the base area:** The base is a squar
Hexagonal Prism
Problem: Find the surface area of the hexagonal prism with side length $s=1.5$ and height $h=6$.
1. The surface area formula for a prism is $\text{SA} = 2A_{base} + P_{base}h$.
Max Arc Length
1. The problem involves a quarter circle centered at point S inside rectangle PQRS, where PQ = 35 m and QR = 12 + x m.
2. The arc KL is part of the quarter circle, and we want to f
Cosine Angle
1. **State the problem:** We are given a triangle ABC with sides AB = 4 cm, AC = 5 cm, and BC = 6 cm. We need to show that $\cos A = \frac{1}{8}$.
2. **Recall the Law of Cosines:**
Cylinder Area
1. Let's start by stating the problem: We want to find the formula for the area of a cylinder.
2. A cylinder has two circular bases and a curved surface connecting them.
Herons Area
1. **Problem Statement:** Calculate the area of oblique triangles using Heron's Formula given the lengths of sides $a$, $b$, and $c$.
2. **Heron's Formula:** The area $A$ of a tria
Triangle Constructions
1. Problem: Construct triangle ABC with sides BC = 7 cm, CA = 5 cm, AB = 5 cm.
Step 1: Draw segment BC = 7 cm.
Rigid Transformations
1) Problem: Given that \(\triangle ABC \cong \triangle DEF\), answer the following:
1.a) Find the sequence of rigid transformations that take \(\triangle ABC\) to \(\triangle DEF\)