The parallel sides of a trapezium are 20cm and 15cm long and the slight sides are 12cm and 18cm. The distance between the parallel sides is 10cm. Find the i. area
ii. distance round the figure

What is the first step in a life cycle of a plant reproduce sexually

At which location in earth’s interior does the top density continue to increase as thickness decreases?

Use this dichotomous key for insect identification to identify the insect shown. 1. a. insect has one pair of wings. order diptera b. insect has two pairs of wings. go to #2 2. a. front wings thicker in texture than hind wings go to #3. b. front and hind wings are same texture throughout. go to #4 3. a. front wings are short order dermaptera b. front wings cover entire abdomen order coleoptera 4. a. wings with scale on all parts of their area. order lepidoptera b. wings without scales go to #5. 5. a. hind wings smaller than front wings. order ephemeroptera b. front and hind wings nearly equal in size. order odonata the insect pictured is in the order diptera. ephemeroptera. coleoptera. odonata.