📐 geometry

1. **Stating the problem:** We are asked to find the length of the shadow of the object AB, which is the distance between points A' and B' on the ground line (Garis g).

1. **Stating the problem:** Given a circle with chord AB = 7 cm, and segments BE = 5 cm, DE = 6 cm, find the length of CD.

1. **Stating the problem:** We are given two chords intersecting inside a circle with lengths AE = 5 cm, CE = 8 cm, DE = 10 cm, and BE = (x + 1) cm. We need to find the value of $x

1. **Problem Statement:** Determine which lines are perpendicular based on the given graph. 2. **Recall the rule for perpendicular lines:** Two lines are perpendicular if the produ

1. The problem is to understand what perpendicular lines are. 2. Perpendicular lines are two lines that intersect at a right angle, which means they meet at an angle of 90 degrees.

1. **State the problem:** Determine which lines among A, B, and C are parallel or perpendicular based on their slopes. 2. **Recall the rules:**

1. **Problem Statement:** We are given a quadrilateral PNOR with two triangles PQR and QRO inside it. The lengths are QN = 8.2, RO = 10.9, and PQ = 9.8. We need to find the length

1. **Problem Statement:** We have two triangles, RST and UVT, with UV parallel to RS. Given lengths are UV = 18.2, VT = 14.5, VS = 17.5, and RU = x. We need to find the value of x.

1. **Problem statement:** We have two triangles, UVT and RST, where UV is parallel to RS. We need to find the length $x = RU$. 2. **Key concept:** When a line is drawn parallel to

1. **State the problem:** Quadrilateral LMNO is similar to quadrilateral PQRS. Given sides LM = 4, MN = 3, and SR = 7.5, find the length of side SP. 2. **Recall the property of sim

1. **State the problem:** We have two similar triangles, CDE and FGH. We know sides CD = 6, CE = 10.8 in triangle CDE, and side GH = 18 in triangle FGH. We need to find side HF. 2.

1. **Problem:** Given $m(\angle A) = 70^\circ$ and $\angle A$ is complementary to $\angle B$, find the measure of $\angle B$. 2. **Formula:** Complementary angles sum to $90^\circ$

1. **State the problem:** We need to find the volume of a rectangular pyramid with base length $l=6$ cm, base width $w=8$ cm, and height $h=5$ cm. 2. **Formula:** The volume $V$ of

1. مسئله: در مستطیل طلایی نسبت طول به عرض مستطیل را بیابید. 2. تعریف مستطیل طلایی: نسبت طول به عرض برابر با عدد طلایی $\phi = \frac{1+\sqrt{5}}{2}$ است.

1. **State the problem:** We have a right-angled triangle ABC with right angle at C.

1. **Problem Statement:** Given a circle with center O, tangents AB and AC touch the circle at points B and C respectively.

1. **Problem Statement:** Prove that the diameter is the longest chord of a circle. 2. **Definitions and Formula:**

1. The problem involves finding the areas of two rectangles given their dimensions. 2. The formula for the area of a rectangle is $$\text{Area} = \text{width} \times \text{height}$

1. The problem asks: What is a polygon with 3 sides called? 2. The formula or definition: A polygon is a closed figure with straight sides. The number of sides determines its name.

1. **Problem Statement:** Given rectangle ABCD with E as the midpoint of AD, verify which statements are correct: i. \(\triangle ABE \cong \triangle CDE\)

1. ප්‍රශ්නය පැහැදිලි කරමු: ABCD යනු සම ත්‍රෛකෝණයක් (සම ද්‍රව්‍යයක්) වන අතර, DÂB හි සමවෙස්දකය AE වේ. BĈD = 70° නම්, AÊC කෝණය සොයාගන්න. 2. සම ත්‍රෛකෝණයක ඇති විශේෂත්වය: සම ත්‍රෛකෝණයක