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Exponents & Logarithms Rounding & Error Sequences & Series Financial Mathematics Matrices Complex Numbers

Cartesian plane & lines Function Theory Modelling Transformations & asymptotes

2D & 3D Geometry Voronoi Diagrams Trig equations & identities Vectors Graph Theory

Probability Descriptive Statistics Bivariate Statistics Distributions & Random Variables Inference & Hypotheses

Differentiation Integration Differential Equations

Paper 3

Plus

Calculator Skills

Review Videos Formula Booklet All Study Sets

Blog Landing Page

Dashboard

Topics

Exponents & Logarithms Rounding & Error Sequences & Series Financial Mathematics Matrices Complex Numbers

Cartesian plane & lines Function Theory Modelling Transformations & asymptotes

2D & 3D Geometry Voronoi Diagrams Trig equations & identities Vectors Graph Theory

Probability Descriptive Statistics Bivariate Statistics Distributions & Random Variables Inference & Hypotheses

Differentiation Integration Differential Equations

Paper 3

Plus

Calculator Skills

Review Videos Formula Booklet All Study Sets

Blog Landing Page

Problem Bank

Problem Bank

Problem Bank

Problem Bank

[Maximum mark: 4]

The following diagram shows triangle PQR with [PQ]=5, [PR]=7, and ∠PRQ=40°.

The side length [QR] is denoted x.

Find the possible value(s) of x.

[4]

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[Maximum mark: 4]

The following diagram shows triangle PQR with [PQ]=5, [PR]=7, and ∠PRQ=40°.

The side length [QR] is denoted x.

Find the possible value(s) of x.

[4]

Ask Plex AI about this problem

Get hints, ask questions, and work through this problem step by step

I'm Plex, here to help with problems on this worksheet!

[Maximum mark: 4]

The following diagram shows triangle PQR with [PQ]=5, [PR]=7, and ∠PRQ=40°.

The side length [QR] is denoted x.

Find the possible value(s) of x.

[4]

[Maximum mark: 4]

The following diagram shows triangle PQR with [PQ]=5, [PR]=7, and ∠PRQ=40°.

The side length [QR] is denoted x.

Find the possible value(s) of x.

[4]