error in the android studio after a while since I create a project and try to test it on the simulator.method android()

Question

Could not find method android() for arguments [build_6hj69d6jgbixncori19shn6kd$_run_closure1@4f5d95ba] on root project 'calculator' of type org.gradle.api.Project

Screen Shot of the Error

Build file 'C:\Users\name\AndroidStudioProjects\calculator\build.gradle' line: 8

A problem occurred evaluating root project 'calculator'.

Could not find method android() for arguments [build_6hj69d6jgbixncori19shn6kd$_run_closure1@4f5d95ba] on root project 'calculator' of type org.gradle.api.Project.

• Try:

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• Exception is: org.gradle.api.GradleScriptException: A problem occurred evaluating root project 'calculator'. at org.gradle.groovy.scripts.internal.DefaultScriptRunnerFactory$ScriptRunnerImpl.run(DefaultScriptRunnerFactory.java:93) at org.gradle.configuration.DefaultScriptPluginFactory$ScriptPluginImpl.lambda$apply$0(DefaultScriptPluginFactory.java:133)