Geometry

Problems related to shapes, spaces, measurements, etc.

Problems in this category

The problem states that angle 6 and angle 8 are complementary. The measure of angle 8 is given as 47...

AnglesComplementary AnglesAngle Measurement
2025/4/1

The problem states that $\triangle PYX$ is similar to $\triangle PRQ$. Given the lengths $PY = 2$, $...

Similar TrianglesTriangle AreaProportions
2025/3/31

The problem is based on similar triangles $\triangle PXY$ and $\triangle PRQ$. We need to: a) Name a...

Similar TrianglesTriangle AreaRatiosGeometric Proofs
2025/3/31

The problem consists of three parts related to similar triangles $\triangle PXY$ and $\triangle PQR$...

Similar TrianglesTriangle AreaProportions
2025/3/31

In triangle $ABC$, $\angle B = 45^\circ$ and $\angle C = 75^\circ$. $D$ is the intersection of the a...

TrianglesLaw of SinesAngle BisectorCircumcenterTrigonometryGeometry Ratios
2025/3/31

The problem provides a diagram with $AEXD$ and $BFXC$ being straight lines. We are given the lengths...

Similar TrianglesParallel LinesTriangle CongruenceProportions
2025/3/31

We are given a diagram where $AEXD$ and $BFXC$ are straight lines. We are also given $AE = 2$ cm, $...

Similar TrianglesParallel LinesTriangle CongruenceTriangle SimilarityRatios and Proportions
2025/3/31

We are given a triangle $ABC$ with $AC = 3.5$ cm and $BE = 4.2$ cm. Also, $DE = 2.1$ cm and $\angle ...

Triangle SimilarityArea of TriangleProportionsAA Similarity
2025/3/31

We are given triangle $ABC$ with $AC = 3.5$ cm, $BE = 4.2$ cm, $DE = 2.1$ cm, and $\angle BAC = \ang...

Similar TrianglesTriangle AreaGeometric RatiosAA Similarity
2025/3/31

The problem states that in an isosceles triangle, the angle bisector of a base angle intersects the ...

TrianglesAngle BisectorsIsosceles TrianglesAngle Calculation
2025/3/31