# What do you call a shape with 3 sides?

triangle

## Can a 3d shape have 3 sides?

There is no 3-sided, 3-dimensional object which only uses 2-dimensional shapes.

polyhedron

digon

## Do circles have an end?

a circle is basically a curve constituted by infinite number of points maintaining always a same distance from the center point . so by deep interpretation we can say that any straight line making a circle . so circle has no endpoint . in another words circle has ZERO endpoint.

## How do you find an angle in a circle?

2:49Suggested clip · 119 secondsFinding angle measure of a circle – YouTubeYouTubeStart of suggested clipEnd of suggested clip

## How many right angles has 2 circles?

Angles: 4 right angles (Right angles are 90 degrees). Add up to 360 degrees.

## How many 90 degree angles are in a circle?

A circle has 360 degrees. One degree of a circle, therefore, is 1/360. 1/4 of a circle would equal 90 degrees (1/4 of 360 = 90).

## What are the 7 types of angles?

Types of Angles – Acute, Right, Obtuse, Straight and Reflex…Acute angle.Right angle.Obtuse angle.Straight angle.Reflex angle.

## What is a 90 degree turn?

If we’re going to write his first turn as a fraction of a full turn, we know that his first turn was one out of the four turns a full turn would be. 90 degrees is one-fourth of a full turn.

## How do you shoot a 90 degree angle?

Give the injection at a 90 degree angle if you can grasp 2 inches of skin between your thumb and first finger. If you can grasp only 1 inch of skin, give the injection at a 45 degree angle.

## What does 90 degrees look like?

In geometry and trigonometry, a right angle is an angle of exactly 90° (degrees), corresponding to a quarter turn. The term is a calque of Latin angulus rectus; here rectus means “upright”, referring to the vertical perpendicular to a horizontal base line.

## Why are intramuscular injections given at a 90 degree angle?

Overwhelmingly the evidence supports a 90 degree angle of needle insertion for intramuscular injection as being that most effective in terms of patient comfort, safety and efficacy of vaccine.